Exposure
ID
SPICA.2025-08-22T05-04-20_1
Header ID
SPICA.2025-08-22T05-04-20
Date updated
2025-08-22 05:03:15 UTC+0000
Release date
None
UTC Start
2025-08-22 05:03:15.035
UTC End
2025-08-22 05:04:15.035
MJD Start
60909.2105906824
MJD End
60909.21128512683
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 25.9125 25.9284 98.7254 98.9194
S1-E1 268.3404 267.8600 58.0565 58.1884
S1-E2 219.0506 218.7366 67.1496 67.3122
S1-W1 222.8309 223.3992 136.4570 136.5623
S1-W2 160.2332 160.4669 111.1762 111.3576
S2-E1 249.2588 248.7879 54.1718 54.2890
S2-E2 197.4413 197.1233 63.2090 63.3593
S2-W1 202.9575 203.4853 140.9382 141.0256
S2-W2 135.0457 135.2623 113.5472 113.7238
E1-E2 62.5050 62.4154 -155.5752 -155.5710
E1-W1 312.4332 312.3105 -166.2619 -166.2896
E1-W2 214.6447 214.3977 -158.6076 -158.6149
E2-W1 251.2798 251.2524 -168.9058 -168.9378
E2-W2 152.2631 152.1064 -159.8519 -159.8635
W1-W2 103.7193 103.8582 -2.2625 -2.2927
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 60909.2105906824
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 25.9125
HIERARCH ISS PBL12 END 25.9284
HIERARCH ISS PBLA12 START 98.7254
HIERARCH ISS PBLA12 END 98.9194
HIERARCH ISS PBL13 START 268.3404
HIERARCH ISS PBL13 END 267.86
HIERARCH ISS PBLA13 START 58.0565
HIERARCH ISS PBLA13 END 58.1884
HIERARCH ISS PBL14 START 219.0506
HIERARCH ISS PBL14 END 218.7366
HIERARCH ISS PBLA14 START 67.1496
HIERARCH ISS PBLA14 END 67.3122
HIERARCH ISS PBL15 START 222.8309
HIERARCH ISS PBL15 END 223.3992
HIERARCH ISS PBLA15 START 136.457
HIERARCH ISS PBLA15 END 136.5623
HIERARCH ISS PBL16 START 160.2332
HIERARCH ISS PBL16 END 160.4669
HIERARCH ISS PBLA16 START 111.1762
HIERARCH ISS PBLA16 END 111.3576
HIERARCH ISS PBL23 START 249.2588
HIERARCH ISS PBL23 END 248.7879
HIERARCH ISS PBLA23 START 54.1718
HIERARCH ISS PBLA23 END 54.289
HIERARCH ISS PBL24 START 197.4413
HIERARCH ISS PBL24 END 197.1233
HIERARCH ISS PBLA24 START 63.209
HIERARCH ISS PBLA24 END 63.3593
HIERARCH ISS PBL25 START 202.9575
HIERARCH ISS PBL25 END 203.4853
HIERARCH ISS PBLA25 START 140.9382
HIERARCH ISS PBLA25 END 141.0256
HIERARCH ISS PBL26 START 135.0457
HIERARCH ISS PBL26 END 135.2623
HIERARCH ISS PBLA26 START 113.5472
HIERARCH ISS PBLA26 END 113.7238
HIERARCH ISS PBL34 START 62.505
HIERARCH ISS PBL34 END 62.4154
HIERARCH ISS PBLA34 START -155.5752
HIERARCH ISS PBLA34 END -155.571
HIERARCH ISS PBL35 START 312.4332
HIERARCH ISS PBL35 END 312.3105
HIERARCH ISS PBLA35 START -166.2619
HIERARCH ISS PBLA35 END -166.2896
HIERARCH ISS PBL36 START 214.6447
HIERARCH ISS PBL36 END 214.3977
HIERARCH ISS PBLA36 START -158.6076
HIERARCH ISS PBLA36 END -158.6149
HIERARCH ISS PBL45 START 251.2798
HIERARCH ISS PBL45 END 251.2524
HIERARCH ISS PBLA45 START -168.9058
HIERARCH ISS PBLA45 END -168.9378
HIERARCH ISS PBL46 START 152.2631
HIERARCH ISS PBL46 END 152.1064
HIERARCH ISS PBLA46 START -159.8519
HIERARCH ISS PBLA46 END -159.8635
HIERARCH ISS PBL56 START 103.7193
HIERARCH ISS PBL56 END 103.8582
HIERARCH ISS PBLA56 START -2.2625
HIERARCH ISS PBLA56 END -2.2927
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1