Exposure
ID
SPICA.2025-08-22T04-59-55_1
Header ID
SPICA.2025-08-22T04-59-55
Date updated
2025-08-22 04:58:50 UTC+0000
Release date
None
UTC Start
2025-08-22 04:58:50.521
UTC End
2025-08-22 04:59:50.521
MJD Start
60909.2075291829
MJD End
60909.208223627335
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 25.8510 25.8656 97.9310 98.1267
S1-E1 270.2977 269.8172 57.5306 57.6580
S1-E2 220.3433 220.0240 66.4973 66.6559
S1-W1 220.5001 221.0746 136.0152 136.1256
S1-W2 159.2964 159.5241 110.4272 110.6126
S2-E1 251.1708 250.7024 53.7058 53.8185
S2-E2 198.7439 198.4230 62.6077 62.7537
S2-W1 200.7868 201.3227 140.5701 140.6623
S2-W2 134.1745 134.3867 112.8164 112.9975
E1-E2 62.8581 62.7732 -155.5865 -155.5845
E1-W1 312.8655 312.7694 -166.1462 -166.1750
E1-W2 215.6082 215.3780 -158.5730 -158.5822
E2-W1 251.3360 251.3304 -168.7731 -168.8061
E2-W2 152.8705 152.7260 -159.8005 -159.8138
W1-W2 103.1299 103.2781 -2.1399 -2.1700
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 60909.2075291829
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 25.851
HIERARCH ISS PBL12 END 25.8656
HIERARCH ISS PBLA12 START 97.931
HIERARCH ISS PBLA12 END 98.1267
HIERARCH ISS PBL13 START 270.2977
HIERARCH ISS PBL13 END 269.8172
HIERARCH ISS PBLA13 START 57.5306
HIERARCH ISS PBLA13 END 57.658
HIERARCH ISS PBL14 START 220.3433
HIERARCH ISS PBL14 END 220.024
HIERARCH ISS PBLA14 START 66.4973
HIERARCH ISS PBLA14 END 66.6559
HIERARCH ISS PBL15 START 220.5001
HIERARCH ISS PBL15 END 221.0746
HIERARCH ISS PBLA15 START 136.0152
HIERARCH ISS PBLA15 END 136.1256
HIERARCH ISS PBL16 START 159.2964
HIERARCH ISS PBL16 END 159.5241
HIERARCH ISS PBLA16 START 110.4272
HIERARCH ISS PBLA16 END 110.6126
HIERARCH ISS PBL23 START 251.1708
HIERARCH ISS PBL23 END 250.7024
HIERARCH ISS PBLA23 START 53.7058
HIERARCH ISS PBLA23 END 53.8185
HIERARCH ISS PBL24 START 198.7439
HIERARCH ISS PBL24 END 198.423
HIERARCH ISS PBLA24 START 62.6077
HIERARCH ISS PBLA24 END 62.7537
HIERARCH ISS PBL25 START 200.7868
HIERARCH ISS PBL25 END 201.3227
HIERARCH ISS PBLA25 START 140.5701
HIERARCH ISS PBLA25 END 140.6623
HIERARCH ISS PBL26 START 134.1745
HIERARCH ISS PBL26 END 134.3867
HIERARCH ISS PBLA26 START 112.8164
HIERARCH ISS PBLA26 END 112.9975
HIERARCH ISS PBL34 START 62.8581
HIERARCH ISS PBL34 END 62.7732
HIERARCH ISS PBLA34 START -155.5865
HIERARCH ISS PBLA34 END -155.5845
HIERARCH ISS PBL35 START 312.8655
HIERARCH ISS PBL35 END 312.7694
HIERARCH ISS PBLA35 START -166.1462
HIERARCH ISS PBLA35 END -166.175
HIERARCH ISS PBL36 START 215.6082
HIERARCH ISS PBL36 END 215.378
HIERARCH ISS PBLA36 START -158.573
HIERARCH ISS PBLA36 END -158.5822
HIERARCH ISS PBL45 START 251.336
HIERARCH ISS PBL45 END 251.3304
HIERARCH ISS PBLA45 START -168.7731
HIERARCH ISS PBLA45 END -168.8061
HIERARCH ISS PBL46 START 152.8705
HIERARCH ISS PBL46 END 152.726
HIERARCH ISS PBLA46 START -159.8005
HIERARCH ISS PBLA46 END -159.8138
HIERARCH ISS PBL56 START 103.1299
HIERARCH ISS PBL56 END 103.2781
HIERARCH ISS PBLA56 START -2.1399
HIERARCH ISS PBLA56 END -2.17
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1