Exposure
ID
SPICA.2025-08-21T04-49-21_1
Header ID
SPICA.2025-08-21T04-49-21
Date updated
2025-08-21 04:48:16 UTC+0000
Release date
None
UTC Start
2025-08-21 04:48:16.785
UTC End
2025-08-21 04:49:16.785
MJD Start
60908.2001942752
MJD End
60908.200888719635
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
12.0
Ambient temperature (°C)
-1.234
Seeing (arcsec)
1.1
Observation
ID
70053
Category
calibrator
Program ID
ENG
Program Title
TBD
Program Type
Normal
PI / COI
spica
Target
ID
51976
Name
HD_184915
RA
294.2227
DEC
-7.027477
Instrument
Interferometer
CHARA
Instrument
SPICA
Instrument mode
LR
Stations
S1S2E1E2W1W2
Projected baselines
Baseline Length start Length end Angle start Angle end
S1-S2 25.6895 25.6994 95.2744 95.4748
S1-E1 276.7144 276.2375 55.9269 56.0402
S1-E2 224.7298 224.3961 64.4662 64.6119
S1-W1 212.6809 213.2717 134.4068 134.5356
S1-W2 156.4066 156.6114 107.8500 108.0483
S2-E1 257.3642 256.9078 52.2984 52.3971
S2-E2 203.0921 202.7649 60.7518 60.8840
S2-W1 193.4345 193.9938 139.2148 139.3241
S2-W2 131.4524 131.6473 110.2886 110.4839
E1-E2 63.8839 63.8146 -155.5630 -155.5679
E1-W1 313.5239 313.5151 -165.7317 -165.7645
E1-W2 218.2904 218.1159 -158.4075 -158.4226
E2-W1 250.8971 250.9628 -168.3081 -168.3444
E2-W2 154.5177 154.4133 -159.5831 -159.6019
W1-W2 100.9270 101.1054 -1.7371 -1.7672
Invalid fields
Key
PROGRAM_ID
Header: validation messages
Message
No value for 'HIERARCH OBS PROG ID'
Header: used keywords
Key Value
HIERARCH OBS PROG ID
HIERARCH DPR CATG CALIB
HIERARCH DPR TYPE STD
MJD-OBS 60908.2001942752
PI-COI spica
HIERARCH OBS TARG NAME HD_184915
HIERARCH OBS RA 294.2227
HIERARCH OBS DEC -7.027477
HIERARCH INS RESOL LOW
HIERARCH INS CENTRAL WL 720.0
HIERARCH CHARA BASELINE S1S2E1E2W1W2
HIERARCH DET DIT 0.0199999995529652
HIERARCH DET NDIT 3000
HIERARCH CHARA NB TEL 6
HIERARCH CHARA T1NAME S1
HIERARCH CHARA T2NAME S2
HIERARCH CHARA T3NAME E1
HIERARCH CHARA T4NAME E2
HIERARCH CHARA T5NAME W1
HIERARCH CHARA T6NAME W2
HIERARCH ISS PBL12 START 25.6895
HIERARCH ISS PBL12 END 25.6994
HIERARCH ISS PBLA12 START 95.2744
HIERARCH ISS PBLA12 END 95.4748
HIERARCH ISS PBL13 START 276.7144
HIERARCH ISS PBL13 END 276.2375
HIERARCH ISS PBLA13 START 55.9269
HIERARCH ISS PBLA13 END 56.0402
HIERARCH ISS PBL14 START 224.7298
HIERARCH ISS PBL14 END 224.3961
HIERARCH ISS PBLA14 START 64.4662
HIERARCH ISS PBLA14 END 64.6119
HIERARCH ISS PBL15 START 212.6809
HIERARCH ISS PBL15 END 213.2717
HIERARCH ISS PBLA15 START 134.4068
HIERARCH ISS PBLA15 END 134.5356
HIERARCH ISS PBL16 START 156.4066
HIERARCH ISS PBL16 END 156.6114
HIERARCH ISS PBLA16 START 107.85
HIERARCH ISS PBLA16 END 108.0483
HIERARCH ISS PBL23 START 257.3642
HIERARCH ISS PBL23 END 256.9078
HIERARCH ISS PBLA23 START 52.2984
HIERARCH ISS PBLA23 END 52.3971
HIERARCH ISS PBL24 START 203.0921
HIERARCH ISS PBL24 END 202.7649
HIERARCH ISS PBLA24 START 60.7518
HIERARCH ISS PBLA24 END 60.884
HIERARCH ISS PBL25 START 193.4345
HIERARCH ISS PBL25 END 193.9938
HIERARCH ISS PBLA25 START 139.2148
HIERARCH ISS PBLA25 END 139.3241
HIERARCH ISS PBL26 START 131.4524
HIERARCH ISS PBL26 END 131.6473
HIERARCH ISS PBLA26 START 110.2886
HIERARCH ISS PBLA26 END 110.4839
HIERARCH ISS PBL34 START 63.8839
HIERARCH ISS PBL34 END 63.8146
HIERARCH ISS PBLA34 START -155.563
HIERARCH ISS PBLA34 END -155.5679
HIERARCH ISS PBL35 START 313.5239
HIERARCH ISS PBL35 END 313.5151
HIERARCH ISS PBLA35 START -165.7317
HIERARCH ISS PBLA35 END -165.7645
HIERARCH ISS PBL36 START 218.2904
HIERARCH ISS PBL36 END 218.1159
HIERARCH ISS PBLA36 START -158.4075
HIERARCH ISS PBLA36 END -158.4226
HIERARCH ISS PBL45 START 250.8971
HIERARCH ISS PBL45 END 250.9628
HIERARCH ISS PBLA45 START -168.3081
HIERARCH ISS PBLA45 END -168.3444
HIERARCH ISS PBL46 START 154.5177
HIERARCH ISS PBL46 END 154.4133
HIERARCH ISS PBLA46 START -159.5831
HIERARCH ISS PBLA46 END -159.6019
HIERARCH ISS PBL56 START 100.927
HIERARCH ISS PBL56 END 101.1054
HIERARCH ISS PBLA56 START -1.7371
HIERARCH ISS PBLA56 END -1.7672
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1