Exposure
ID
SPICA.2025-08-20T06-06-48_1
Header ID
SPICA.2025-08-20T06-06-48
Date updated
2025-08-20 06:05:43 UTC+0000
Release date
None
UTC Start
2025-08-20 06:05:43.546
UTC End
2025-08-20 06:06:43.546
MJD Start
60907.2539762252
MJD End
60907.25467066963
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
70055
Category
calibrator
Program ID
ENG
Program Title
TBD
Program Type
Normal
PI / COI
spica
Target
ID
51978
Name
HD_198431
RA
312.6741
DEC
-12.5449
Instrument
Interferometer
CHARA
Instrument
SPICA
Instrument mode
LR
Stations
S1S2E1E2W1W2
Projected baselines
Baseline Length start Length end Angle start Angle end
S1-S2 23.4275 23.4392 95.7669 95.9861
S1-E1 261.6687 261.1147 53.6518 53.7582
S1-E2 209.7299 209.3381 62.4753 62.6226
S1-W1 200.1690 200.8335 138.0025 138.1142
S1-W2 142.8397 143.0814 109.5909 109.8026
S2-E1 244.7949 244.2669 49.9720 50.0606
S2-E2 190.5814 190.1990 58.6063 58.7365
S2-W1 183.5005 184.1224 142.9255 143.0128
S2-W2 120.2212 120.4505 112.2597 112.4662
E1-E2 63.2186 63.1392 -156.9375 -156.9658
E1-W1 313.4104 313.3690 -165.8111 -165.8681
E1-W2 216.8095 216.6045 -159.4276 -159.4662
E2-W1 251.1379 251.1805 -168.0365 -168.0974
E2-W2 153.6751 153.5501 -160.4517 -160.4940
W1-W2 100.8679 101.0442 0.3625 0.3030
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 60907.2539762252
PI-COI spica
HIERARCH OBS TARG NAME HD_198431
HIERARCH OBS RA 312.6741
HIERARCH OBS DEC -12.5449
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 23.4275
HIERARCH ISS PBL12 END 23.4392
HIERARCH ISS PBLA12 START 95.7669
HIERARCH ISS PBLA12 END 95.9861
HIERARCH ISS PBL13 START 261.6687
HIERARCH ISS PBL13 END 261.1147
HIERARCH ISS PBLA13 START 53.6518
HIERARCH ISS PBLA13 END 53.7582
HIERARCH ISS PBL14 START 209.7299
HIERARCH ISS PBL14 END 209.3381
HIERARCH ISS PBLA14 START 62.4753
HIERARCH ISS PBLA14 END 62.6226
HIERARCH ISS PBL15 START 200.169
HIERARCH ISS PBL15 END 200.8335
HIERARCH ISS PBLA15 START 138.0025
HIERARCH ISS PBLA15 END 138.1142
HIERARCH ISS PBL16 START 142.8397
HIERARCH ISS PBL16 END 143.0814
HIERARCH ISS PBLA16 START 109.5909
HIERARCH ISS PBLA16 END 109.8026
HIERARCH ISS PBL23 START 244.7949
HIERARCH ISS PBL23 END 244.2669
HIERARCH ISS PBLA23 START 49.972
HIERARCH ISS PBLA23 END 50.0606
HIERARCH ISS PBL24 START 190.5814
HIERARCH ISS PBL24 END 190.199
HIERARCH ISS PBLA24 START 58.6063
HIERARCH ISS PBLA24 END 58.7365
HIERARCH ISS PBL25 START 183.5005
HIERARCH ISS PBL25 END 184.1224
HIERARCH ISS PBLA25 START 142.9255
HIERARCH ISS PBLA25 END 143.0128
HIERARCH ISS PBL26 START 120.2212
HIERARCH ISS PBL26 END 120.4505
HIERARCH ISS PBLA26 START 112.2597
HIERARCH ISS PBLA26 END 112.4662
HIERARCH ISS PBL34 START 63.2186
HIERARCH ISS PBL34 END 63.1392
HIERARCH ISS PBLA34 START -156.9375
HIERARCH ISS PBLA34 END -156.9658
HIERARCH ISS PBL35 START 313.4104
HIERARCH ISS PBL35 END 313.369
HIERARCH ISS PBLA35 START -165.8111
HIERARCH ISS PBLA35 END -165.8681
HIERARCH ISS PBL36 START 216.8095
HIERARCH ISS PBL36 END 216.6045
HIERARCH ISS PBLA36 START -159.4276
HIERARCH ISS PBLA36 END -159.4662
HIERARCH ISS PBL45 START 251.1379
HIERARCH ISS PBL45 END 251.1805
HIERARCH ISS PBLA45 START -168.0365
HIERARCH ISS PBLA45 END -168.0974
HIERARCH ISS PBL46 START 153.6751
HIERARCH ISS PBL46 END 153.5501
HIERARCH ISS PBLA46 START -160.4517
HIERARCH ISS PBLA46 END -160.494
HIERARCH ISS PBL56 START 100.8679
HIERARCH ISS PBL56 END 101.0442
HIERARCH ISS PBLA56 START 0.3625
HIERARCH ISS PBLA56 END 0.303
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1