Connection Event: Carrier Detect found.252107 Iridium console active and ready... Vehicle Name: ru26d Curr Time: Tue Feb 11 16:49:35 2025 MT: 252105 DR Location: -6458.035 N -6432.637 E measured 64.946 secs ago GPS TooFar: 69696969.000 N 69696969.000 E measured 1e+308 secs ago GPS Invalid : -6456.986 N -6435.630 E measured 128.836 secs ago GPS Location: -6458.035 N -6432.637 E measured 67.378 secs ago sensor:c_wpt_lat(lat)=-6458.5801 11833 secs ago sensor:c_wpt_lon(lon)=-6431.7775 11833.1 sec not found>*.ma< [dockzr | dockszr] [?][-v N][-nosmartdir][-f rf | irid][-cd dir][-noremove] [-archive] [-d ] ... [[-d ... ] ... ] s ago sensor:m_battery(volts)=14.5567820877715 5.021 secs ago sensor:m_coulomb_amphr(amp-hrs)=176.114562988281 5.177 secs ago sensor:m_coulomb_amphr_total(amp-hrs)=233.157062988358 5.199 secs ago sensor:m_depth(m)=0.0376576915835645 5.112 secs ago sensor: not found>*.dat< not found>*.ini< not found>*.cfg< [dockzr | dockszr] [?][-v N][-nosmartdir][-f rf | irid][-cd dir][-noremove] [-archive] [-d ] ... [[-d ... ] ... ] m_digifin_leakdetect_reading(nodim)=1018 0.692 secs ago sensor:m_gps_mag_var(rad)=-0.282743338823081 67.878 secs ago sensor:m_iridium_attempt_num(nodim)=1 62.467 secs ago sensor:m_iridium_call_num(nodim)=5124 19.612 secs ago sensor:m_iridium_dialed_num(nodim)=6416 34.118 secs ago sensor:m_leakdetect_voltage(volts)=2.47457264957265 57.5 secs ago sensor:m_leakdetect_voltage_forward(volts)=2.4804945054945 57.525 secs ago sensor:m_leakdetect_voltage_science(volts)=-1 5.657 secs ago sensor:m_tot_num_inflections(nodim)=17645 178.229 secs ago sensor:m_vacuum(inHg)=8.94463656898656 52.852 secs ago sensor:m_water_vx(m/s)=0.0171736099150416 96.646 secs ago sensor:m_water_vy(m/s)=0.0418935315346474 96.689 secs ago sensor:u_max_altimeter(m)=100 1e+308 secs ago sensor:u_min_water_depth(m)=0 1e+308 secs ago sensor:u_use_current_correction(nodim)=1 1e+308 secs ago sensor:x_last_wpt_lat(lat)=-6456.1842 24552.1 secs ago sensor:x_last_wpt_lon(lon)=-6438.8189 24552.2 secs ago ABORT HISTORY: total since reset: 14 ABORT HISTORY: last abort cause: MS_ABORT_BEH_ERROR ABORT HISTORY: last abort details: layered_control(): Behavior surface_2 entered B_ERROR state ABORT HISTORY: last abort time: 2025-02-08T18:42:17 ABORT HISTORY: last abort segment: ru26d-2025-037-1-19 (0130.0019) ABORT HISTORY: last abort mission: 1K_N.MI 252108 DRIVER_ODDITY:iridium:1684:xxx_ctrl() ran too long Glider ru26d at surface. Because:nothing commanded [behavior surface_2 start_when = 1.0] MissionName:1K_N.MI MissionNum:ru26d-2025-038-0-44 (0131.0044) Vehicle Name: ru26d Curr Time: Tue Feb 11 16:49:54 2025 MT: 252125 DR Location: -6458.035 N -6432.637 E measured 83.688 secs ago GPS TooFar: 69696969.000 N 69696969.000 E measured 1e+308 secs ago GPS Invalid : -6456.986 N -6435.630 E measured 147.578 secs ago GPS Location: -6458.035 N -6432.637 E measured 86.117 secs ago sensor:c_wpt_lat(lat)=-6458.5801 11851.7 secs ago sensor:c_wpt_lon(lon)=-6431.7775 11851.8 secs ago sensor:m_battery(volts)=14.5567820877715 23.698 secs ago sensor:m_coulomb_amphr(amp-hrs)=176.116928100586 4.234 secs ago sensor:m_coulomb_amphr_total(amp-hrs)=233.159428100662 4.249 secs ago sensor:m_depth(m)=0 4.182 secs ago sensor:m_digifin_leakdetect_reading(nodim)=1022 9.418 secs ago sensor:m_gps_mag_var(rad)=-0.282743338823081 86.519 secs ago sensor:m_iridium_attempt_num(nodim)=1 81.091 secs ago sensor:m_iridium_call_num(nodim)=5124 38.219 secs ago sensor:m_iridium_dialed_num(nodim)=6416 52.712 secs ago sensor:m_leakdetect_voltage(volts)=2.4743894993895 13.357 secs ago sensor:m_leakdetect_voltage_forward(volts)=2.48052503052503 13.369 secs ago sensor:m_leakdetect_voltage_science(volts)=-1 4.612 secs ago sensor:m_tot_num_inflections(nodim)=17645 196.787 secs ago sensor:m_vacuum(inHg)=9.37809639804639 9.567 secs ago sensor:m_water_vx(m/s)=0.0171736099150416 115.178 secs ago sensor:m_water_vy(m/s)=0.0418935315346474 115.208 secs ago sensor:u_max_altimeter(m)=100 1e+308 secs ago sensor:u_min_water_depth(m)=0 1e+308 secs ago sensor:u_use_current_correction(nodim)=1 1e+308 secs ago sensor:x_last_wpt_lat(lat)=-6456.1842 24570.6 secs ago sensor:x_last_wpt_lon(lon)=-6438.8189 24570.6 secs ago devices:(t/m/s) errs: 2/ 0/ 0 warn: 43/ 4/ 0 odd:1110/ 87/ 5 ABORT HISTORY: total since reset: 14 ABORT HISTORY: last abort cause: MS_ABORT_BEH_ERROR ABORT HISTORY: last abort details: layered_control(): Behavior surface_2 entered B_ERROR state ABORT HISTORY: last abort time: 2025-02-08T18:42:17 ABORT HISTORY: last abort segment: ru26d-2025-037-1-19 (0130.0019) ABORT HISTORY: last abort mission: 1K_N.MI Hit Control-R to RESUME the mission, i.e. dive! Hit Control-C to END the mission, i.e. GliderDos Hit Control-E to extend surface time by 5 minutes. Hit Control-W to get device warning reports. Hit Control-F to re-read yo, goto_l, surface, sample, drift_ mafiles. Hit H <0:1> to Hangup and call back in minutes at 0-primary 1-alternate number. Hit S [-f={rf}|{irid] [-num=] [-t=] [filespec ...] to send log files Hit ! to execute Hit Control-T to consci to science computer when comms ready: ... communications ready for consci. Water Velocity Calculations waiting for final gps fix(ideally -35 secs) Waypoint: (-6458.5801,-6431.7775) Range: 1218m, Bearing: 129deg, Age: 6:49h:m Time until diving is: 206 secs s -num=6 *.sbd *.tbd *.tcd *.scd *.vem *.azf *.asc *.obs *.mrd -------------------------------- 252150 5 01310044.mlg LOG FILE CLOSED SCIENCE DATA LOGGING: science IS running CONSCI REQUESTED (using IRIDIUM as console) ASKING SCIENCE COMPUTER TO SWITCH TO COMMAND MODE via IRIDIUM SWITCHING TO SCIENCE COMMAND MODE over IRIDIUM Normal operation resumes when: SciDos> QUIT -or- Lose CD (unplug freewave/hangup iridium) -or- run longer than U_SCI_CMD_MAX_CONSCI_TIME(3600)s 252160 9 Neutering the Freewave Console SCI: Implicitly limiting total transfer to 1800 secs, representing 180 KB total size SCI: Enumerating and selecting files SCI: About to send 2 files Prechecking is not necessary for this invocation START **B00000000000000 Starting zModem transfer of 01310044.tbd to/from ru26d size is 17149 Total Bytes sent/received: 1024 Total Bytes sent/received: 2048 Total Bytes sent/received: 3072 Total Bytes sent/received: 4096 Total Bytes sent/received: 5120 Total Bytes sent/received: 6144 Total Bytes sent/received: 7168 Total Bytes sent/received: 8192 Total Bytes sent/received: 9216 Total Bytes sent/received: 10240 Total Bytes sent/received: 11264 Total Bytes sent/received: 12288 Total Bytes sent/received: 13312 Total Bytes sent/received: 14240 Total Bytes sent/received: 14336 Total Bytes sent/received: 15360 Total Bytes sent/received: 16384 Total Bytes sent/received: 17149 zModem transfer DONE for file 01310044.tbd Starting zModem transfer of 01310043.tbd to/from ru26d size is 473 Total Bytes sent/received: 473 zModem transfer DONE for file 01310043.tbd SHUFFLING FILES.. SCI: Sent 2 file(s): c:\logs\01310044.TBD c:\logs\01310043.TBD SCI: SUCCESS 252335 50 Freewave console restored REVERTING FROM SCIENCE COMMAND MODE SCIENCE COMMAND MODE TERMINATED because: Science Program QUIT (cts lowered) GLD: Enumerating and selecting files GLD: About to send 2 files Prechecking is not necessary for this invocation 252342 save_and_change_sensors().... Changed u_use_ctd_depth_for_flying from 0 to 0 Changed c_science_on from 1 to 0 252342 save_and_change_sensors().... Changed c_science_printout from 0 to 0 Waiting for motors idle START **B00000000000000 Starting zModem transfer of 01310044.sbd to/from ru26d size is 11940 Total Bytes sent/received: 1024 Total Bytes sent/received: 2048 Total Bytes sent/received: 3072 Total Bytes sent/received: 4096 Total Bytes sent/received: 5120 Total Bytes sent/received: 6144 Total Bytes sent/received: 7168 Total Bytes sent/received: 8192 Total Bytes sent/received: 9216 Total Bytes sent/received: 10240 Total Bytes sent/received: 11264 Total Bytes sent/received: 11940 zModem transfer DONE for file 01310044.sbd Starting zModem transfer of 01310043.sbd to/from ru26d size is 957 Total Bytes sent/received: 957 zModem transfer DONE for file 01310043.sbd 52440 restore_sensors().... Restored u_use_ctd_depth_for_flying from 0 to 0 Restored c_science_on from 0 to 1 252440 restore_sensors().... 252440 restore_sensors().... Restored c_science_printout from 0 to 0 SHUFFLING FILES.. GLD: Sent 2 file(s): c:\logs\01310044.SBD c:\logs\01310043.SBD GLD: SUCCESS Glider-Science software version match: 8.300000 Science hardware version is 2.000000 252451 51 SCI:PROGLET house_elf begin() called 252451 SCI: house_elf: Version 1.2 252451 SCI:PROGLET ctd41cp begin() called 252451 SCI: ctd41cp: Version 0.2 252451 SCI: ctd41cp: Will be sending the following data to glider: 252451 SCI: sci_water_cond(s/m) 252451 SCI: sci_water_temp(degc) 252452 SCI: sci_water_pressure(bar) 252452 SCI: sci_ctd41cp_timestamp(timestamp) 252452 SCI:PROGLET flbbcd begin() called 252452 SCI: flbbcd: Version 0.0 252452 SCI: flbbcd: Will be sending following data to glider: 252452 SCI: sci_flbbcd_chlor_units(ug/l) 252452 SCI: sci_flbbcd_bb_units(nodim) 252452 SCI: sci_flbbcd_cdom_units(ppb) 252452 SCI: sci_flbbcd_chlor_sig(nodim) 252452 SCI: sci_flbbcd_bb_sig(nodim) 252452 SCI: sci_flbbcd_cdom_sig(nodim) 252453 SCI: sci_flbbcd_chlor_ref(nodim) 252453 SCI: sci_flbbcd_bb_ref(nodim) 252453 SCI: sci_flbbcd_cdom_ref(nodim) 252453 SCI: sci_flbbcd_therm(nodim) 252453 52 SCI: sci_flbbcd_timestamp(timestamp) 252453 SCI: Opening Bit(0) for output 252453 SCI:Bit(0) use count is now 1. 252453 SCI:Bit(0) raise count is now 0. 252454 SCI:Bit(0) raise count is now 0. 252456 SCI:PROGLET house_elf start() called 252456 SCI: house_elf_run(): 0 error(s) in a row. (5 is fatal) 252456 SCI: house_elf_run(): 0 error(s) since house_elf_begin(). (50 is fatal) 252533 55 01310045.mlg LOG FILE OPENED -------------------------------- 252534 behavior surface_2: SUBSTATE 7 ->7 : After data transmission, waiting for control-C to exit/resume Glider ru26d at surface. Because:nothing commanded [behavior surface_2 start_when = 1.0] MissionName:1K_N.MI MissionNum:ru26d-2025-038-0-45 (0131.0045) Vehicle Name: ru26d Curr Time: Tue Feb 11 16:56:46 2025 MT: 252537 DR Location: -6458.035 N -6432.637 E measured 496.054 secs ago GPS TooFar: 69696969.000 N 69696969.000 E measured 1e+308 secs ago GPS Invalid : -6456.986 N -6435.630 E measured 559.944 secs ago GPS Location: -6458.035 N -6432.637 E measured 498.484 secs ago sensor:c_wpt_lat(lat)=-6458.5801 12264.1 secs ago sensor:c_wpt_lon(lon)=-6431.7775 12264.1 secs ago sensor:m_battery(volts)=14.5171839766745 2.908 secs ago sensor:m_coulomb_amphr(amp-hrs)=176.16325378418 3.086 secs ago sensor:m_coulomb_amphr_total(amp-hrs)=233.205753784256 3.1 secs ago sensor:m_depth(m)=0 2.979 secs ago sensor:m_digifin_leakdetect_reading(nodim)=1023 66.753 secs ago sensor:m_gps_mag_var(rad)=-0.282743338823081 498.883 secs ago sensor:m_iridium_attempt_num(nodim)=0 393.671 secs ago sensor:m_iridium_call_num(nodim)=5124 450.58 secs ago sensor:m_iridium_dialed_num(nodim)=6416 465.073 secs ago sensor:m_leakdetect_voltage(volts)=2.4747557997558 3.017 secs ago sensor:m_leakdetect_voltage_forward(volts)=2.48067765567766 3.031 secs ago sensor:m_leakdetect_voltage_science(volts)=-1 3.063 secs ago sensor:m_tot_num_inflections(nodim)=17645 609.147 secs ago sensor:m_vacuum(inHg)=9.48320225885226 3.398 secs ago sensor:m_water_vx(m/s)=0.0171736099150416 527.539 secs ago sensor:m_water_vy(m/s)=0.0418935315346474 527.572 secs ago sensor:u_max_altimeter(m)=100 1e+308 secs ago sensor:u_min_water_depth(m)=0 1e+308 secs ago sensor:u_use_current_correction(nodim)=1 1e+308 secs ago sensor:x_last_wpt_lat(lat)=-6456.1842 24982.9 secs ago sensor:x_last_wpt_lon(lon)=-6438.8189 24983 secs ago devices:(t/m/s) errs: 2/ 0/ 0 warn: 43/ 4/ 0 odd:1110/ 87/ 5 ABORT HISTORY: total since reset: 14 ABORT HISTORY: last abort cause: MS_ABORT_BEH_ERROR ABORT HISTORY: last abort details: layered_control(): Behavior surface_2 entered B_ERROR state ABORT HISTORY: last abort time: 2025-02-08T18:42:17 ABORT HISTORY: last abort segment: ru26d-2025-037-1-19 (0130.0019) ABORT HISTORY: last abort mission: 1K_N.MI Hit Control-R to RESUME the mission, i.e. dive! Hit Control-C to END the mission, i.e. GliderDos Hit Control-E to extend surface time by 5 minutes. Hit Control-W to get device warning reports. Hit Control-F to re-read yo, goto_l, surface, sample, drift_ mafiles. Hit H <0:1> to Hangup and call back in minutes at 0-primary 1-alternate number. Hit S [-f={rf}|{irid] [-num=] [-t=] [filespec ...] to send log files Hit ! to execute Hit Control-T to consci to science computer when comms ready: ... communications ready for consci. Water Velocity Calculations waiting for final gps fix(ideally -448 secs) Waypoint: (-6458.5801,-6431.7775) Range: 1218m, Bearing: 129deg, Age: 6:56h:m Time until diving is: 295 secs ^W name in ALLCAPS means CRITICAL device (* => SUPERCRITICAL) [I Installed] [- Not_Installed] [u In_use] [- Not_In_use] [X Out_of_Service] name limits stats (#total/#mission/#segment) os w/s w/m os errors warnings oddities 0 simdrvr - 1 test_driver - 2 ARGOS* I u -1 20 5 0 3 WATCHDOG I u -1 -1 -1 0 4 DEADMAN I u -1 20 5 0 5 CONSOLE* I u -1 20 5 0 6 GPS I u -1 20 5 0 7 pinger - 8 attitude - 9 attitude_tcm3 - 10 attitude_rev I u 3 20 5 2 [ 2 0 0] [ 10 1 0] [ 0 0 0] 11 ocean_pressure I u 3 20 5 0 12 vacuum I u 3 20 5 0 13 battery I u 3 20 5 0 14lithium_battery - 15 air_pump I u 3 20 5 0 16 pitch_motor I u 3 20 5 0 [ 0 0 0] [ 0 0 0] [ 16 0 0] 17 science_super I u 3 20 5 0 [ 0 0 0] [ 0 0 0] [ 1 0 0] 18 roll_motor - 19 fpitch_pump - 20 fin_motor - 21 digifin I u 3 20 5 0 [ 0 0 0] [ 32 3 0] [ 729 60 4] 22 altimeter I u 3 20 5 0 23 ctd - 24 IRIDIUM* I u -1 20 5 0 [ 0 0 0] [ 1 0 0] [ 364 27 1] 25 leakdetect I u 3 20 5 0 26 recovery I u 3 20 5 0 27 coulomb I u 3 20 5 0 28 veh_temp I u 3 20 5 0 29 BUOYANCY_PUMP - 30THERMAL_ACC_PRE - 31 THERMAL_ENGINE - 32 THERMAL_PUMP - 33 DE_PUMP I u 3 20 5 0 34 HD_PUMP - 35 thruster_g1 - 36 thruster - devices:(t/m/s) errs: 2/ 0/ 0 warn: 43/ 4/ 0 odd:1110/ 87/ 5 I heard a character ('CR'), but not the right one Drained the following 2 pending chars from input buffer: 12 0d ^R CR .. Glider ru26d at surface. Because:nothing commanded [behavior surface_2 start_when = 1.0] MissionName:1K_N.MI MissionNum:ru26d-2025-038-0-45 (0131.0045) Vehicle Name: ru26d Curr Time: Tue Feb 11 16:57:27 2025 MT: 252578 DR Location: -6458.035 N -6432.637 E measured 536.734 secs ago GPS TooFar: 69696969.000 N 69696969.000 E measured 1e+308 secs ago GPS Invalid : -6456.986 N -6435.630 E measured 600.624 secs ago GPS Location: -6458.035 N -6432.637 E measured 539.164 secs ago sensor:c_wpt_lat(lat)=-6458.5801 12304.8 secs ago sensor:c_wpt_lon(lon)=-6431.7775 12304.8 secs ago sensor:m_battery(volts)=14.5171839766745 43.589 secs ago sensor:m_coulomb_amphr(amp-hrs)=176.167999267578 4.258 secs ago sensor:m_coulomb_amphr_total(amp-hrs)=233.210499267654 4.271 secs ago sensor:m_depth(m)=0.0107593404524889 4.194 secs ago sensor:m_digifin_leakdetect_reading(nodim)=1022 11.652 secs ago sensor:m_gps_mag_var(rad)=-0.282743338823081 539.555 secs ago sensor:m_iridium_attempt_num(nodim)=0 434.345 secs ago sensor:m_iridium_call_num(nodim)=5124 491.254 secs ago sensor:m_iridium_dialed_num(nodim)=6416 505.746 secs ago sensor:m_leakdetect_voltage(volts)=2.4747557997558 43.691 secs ago sensor:m_leakdetect_voltage_forward(volts)=2.48067765567766 43.705 secs ago sensor:m_leakdetect_voltage_science(volts)=-1 4.625 secs ago sensor:m_tot_num_inflections(nodim)=17645 649.821 secs ago sensor:m_vacuum(inHg)=9.48320225885226 44.073 secs ago sensor:m_water_vx(m/s)=0.0171736099150416 568.211 secs ago sensor:m_water_vy(m/s)=0.0418935315346474 568.243 secs ago sensor:u_max_altimeter(m)=100 1e+308 secs ago sensor:u_min_water_depth(m)=0 1e+308 secs ago sensor:u_use_current_correction(nodim)=1 1e+308 secs ago sensor:x_last_wpt_lat(lat)=-6456.1842 25023.6 secs ago sensor:x_last_wpt_lon(lon)=-6438.8189 25023.6 secs ago devices:(t/m/s) errs: 2/ 0/ 0 warn: 43/ 4/ 0 odd:1110/ 87/ 5 ABORT HISTORY: total since reset: 14 ABORT HISTORY: last abort cause: MS_ABORT_BEH_ERROR ABORT HISTORY: last abort details: layered_control(): Behavior surface_2 entered B_ERROR state ABORT HISTORY: last abort time: 2025-02-08T18:42:17 ABORT HISTORY: last abort segment: ru26d-2025-037-1-19 (0130.0019) ABORT HISTORY: last abort mission: 1K_N.MI Hit Control-R to RESUME the mission, i.e. dive! Hit Control-C to END the mission, i.e. GliderDos Hit Control-E to extend surface time by 5 minutes. Hit Control-W to get device warning reports. Hit Control-F to re-read yo, goto_l, surface, sample, drift_ mafiles. Hit H <0:1> to Hangup and call back in minutes at 0-primary 1-alternate number. Hit S [-f={rf}|{irid] [-num=] [-t=] [filespec ...] to send log files Hit ! to execute Hit Control-T to consci to science computer when comms ready: ... communications ready for consci. Water Velocity Calculations waiting for final gps fix(ideally -488 secs) Waypoint: (-6458.5801,-6431.7775) Range: 1218m, Bearing: 129deg, Age: 6:57h:m Time until diving is: 254 secs ^R252598 69 behavior surface_2: User typed Control-R, resuming I heard a Control-R RESUMING MISSION Megabytes used on CF file system = 611.062500 Megabytes available on CF file system = 1389.875000 252602 01310045.mlg LOG FILE CLOSED Doing system wide housekeeping....... report_heap_size(): M_FREE_HEAP=91.0K, M_SPARE_HEAP=72.0K Running algorithm to free disk space if required Not necessary to delete any files at this time Writing longterm state disk file: c:/state/longterm.sta f_coulomb_battery_capacity(amp-hrs) 500.000000 f_iridium_phone_num_factory(digits) 6977818711051.000000 f_ocean_pressure_min(volts) 0.151239 m_avg_climb_rate(m/s) -0.146286 m_avg_speed(m/s) 0.278895 m_avg_upward_inflection_time(sec) 55.061299 m_battery(volts) 14.517184 m_coulomb_amphr_total(amp-hrs) 233.214070 m_iridium_call_num(nodim) 5124.000000 m_iridium_dialed_num(nodim) 6416.000000 m_lat(lat) -6458.035100 m_lon(lon) -6432.637100 m_pump_effective_num_cycles(nodim) 1931.000000 m_tot_ballast_pumped_energy(kjoules) 0.047744 m_tot_horz_dist(km) 11396.544664 m_tot_num_inflections(nodim) 17645.000000 m_tot_num_thermal_valve_cmd(nodim) 11610.000000 m_weight_drop(bool) 0.000000 s_ini_lat(deg) -6430.000000 s_ini_lon(deg) -6430.000000 s_water_depth_avg(m) 2000.000000 s_water_depth_delta(m) 0.000000 s_water_depth_wavelength(m) 100.000000 u_max_lag_before_syncing_time(sec) 946100000.000000 x_hover_ballast_deep(cc) 132.799913 x_hover_ballast_shallow(cc) 125.976350 x_hover_depth_deep(m) 74.976047 x_hover_depth_shallow(m) 41.729947 x_last_wpt_lat(lat) -6456.184200 x_last_wpt_lon(lon) -6438.818900 timestamp: Tue Feb 11 16:57:58 2025 The instantaneous lag time between the system and gps clock is -3.0 seconds. The average lag time between the system and gps clock is -1.8 seconds. Housekeeping is done 252677 72 01310046.mlg LOG FILE OPENED Megabytes used on CF file system = 611.187500 Megabytes available on CF file system = 1389.750000 252680 init_gps_input() 252680 behavior surface_2: SUBSTATE 7 ->10 : Waiting for final gps fix surface_2: Waiting for final GPS fix. 252682 disabling Iridium cons