Exposure
ID
SPICA.2025-10-07T10-35-09_1
Header ID
SPICA.2025-10-07T10-35-09
Date updated
2025-10-07 10:34:04 UTC+0000
Release date
None
UTC Start
2025-10-07 10:34:04.103
UTC End
2025-10-07 10:35:04.103
MJD Start
60955.4403252703
MJD End
60955.44101971473
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
70856
Category
calibrator
Program ID
ENG
Program Title
TBD
Program Type
Normal
PI / COI
spica
Target
ID
52570
Name
HD_20809
RA
50.80498
DEC
49.21327
Instrument
Interferometer
CHARA
Instrument
SPICA
Instrument mode
LR
Stations
S1S2E1E2W1W2
Projected baselines
Baseline Length start Length end Angle start Angle end
S1-S2 32.6493 32.6422 103.5782 103.7320
S1-E1 324.1372 324.2027 70.9446 71.1163
S1-E2 271.6112 271.6492 78.6107 78.7760
S1-W1 272.3591 272.2341 133.6384 133.8163
S1-W2 203.0641 202.9935 113.3772 113.5367
S2-E1 297.1640 297.2293 67.5479 67.7228
S2-E2 242.4051 242.4462 75.3515 75.5195
S2-W1 244.6483 244.5372 137.4714 137.6530
S2-W2 170.9814 170.9185 115.2396 115.4004
E1-E2 65.8234 65.8296 -142.4537 -142.2525
E1-W1 313.4432 313.4628 -159.5982 -159.3941
E1-W2 221.6739 221.6944 -147.2314 -147.0294
E2-W1 251.2950 251.3075 -164.0267 -163.8221
E2-W2 156.1755 156.1896 -149.2431 -149.0408
W1-W2 107.9170 107.9136 -5.6976 -5.4924
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 60955.4403252703
PI-COI spica
HIERARCH OBS TARG NAME HD_20809
HIERARCH OBS RA 50.80498
HIERARCH OBS DEC 49.21327
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 32.6493
HIERARCH ISS PBL12 END 32.6422
HIERARCH ISS PBLA12 START 103.5782
HIERARCH ISS PBLA12 END 103.732
HIERARCH ISS PBL13 START 324.1372
HIERARCH ISS PBL13 END 324.2027
HIERARCH ISS PBLA13 START 70.9446
HIERARCH ISS PBLA13 END 71.1163
HIERARCH ISS PBL14 START 271.6112
HIERARCH ISS PBL14 END 271.6492
HIERARCH ISS PBLA14 START 78.6107
HIERARCH ISS PBLA14 END 78.776
HIERARCH ISS PBL15 START 272.3591
HIERARCH ISS PBL15 END 272.2341
HIERARCH ISS PBLA15 START 133.6384
HIERARCH ISS PBLA15 END 133.8163
HIERARCH ISS PBL16 START 203.0641
HIERARCH ISS PBL16 END 202.9935
HIERARCH ISS PBLA16 START 113.3772
HIERARCH ISS PBLA16 END 113.5367
HIERARCH ISS PBL23 START 297.164
HIERARCH ISS PBL23 END 297.2293
HIERARCH ISS PBLA23 START 67.5479
HIERARCH ISS PBLA23 END 67.7228
HIERARCH ISS PBL24 START 242.4051
HIERARCH ISS PBL24 END 242.4462
HIERARCH ISS PBLA24 START 75.3515
HIERARCH ISS PBLA24 END 75.5195
HIERARCH ISS PBL25 START 244.6483
HIERARCH ISS PBL25 END 244.5372
HIERARCH ISS PBLA25 START 137.4714
HIERARCH ISS PBLA25 END 137.653
HIERARCH ISS PBL26 START 170.9814
HIERARCH ISS PBL26 END 170.9185
HIERARCH ISS PBLA26 START 115.2396
HIERARCH ISS PBLA26 END 115.4004
HIERARCH ISS PBL34 START 65.8234
HIERARCH ISS PBL34 END 65.8296
HIERARCH ISS PBLA34 START -142.4537
HIERARCH ISS PBLA34 END -142.2525
HIERARCH ISS PBL35 START 313.4432
HIERARCH ISS PBL35 END 313.4628
HIERARCH ISS PBLA35 START -159.5982
HIERARCH ISS PBLA35 END -159.3941
HIERARCH ISS PBL36 START 221.6739
HIERARCH ISS PBL36 END 221.6944
HIERARCH ISS PBLA36 START -147.2314
HIERARCH ISS PBLA36 END -147.0294
HIERARCH ISS PBL45 START 251.295
HIERARCH ISS PBL45 END 251.3075
HIERARCH ISS PBLA45 START -164.0267
HIERARCH ISS PBLA45 END -163.8221
HIERARCH ISS PBL46 START 156.1755
HIERARCH ISS PBL46 END 156.1896
HIERARCH ISS PBLA46 START -149.2431
HIERARCH ISS PBLA46 END -149.0408
HIERARCH ISS PBL56 START 107.917
HIERARCH ISS PBL56 END 107.9136
HIERARCH ISS PBLA56 START -5.6976
HIERARCH ISS PBLA56 END -5.4924
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1