Exposure
ID
SPICA.2025-08-16T07-26-31_1
Header ID
SPICA.2025-08-16T07-26-31
Date updated
2025-08-16 07:25:26 UTC+0000
Release date
None
UTC Start
2025-08-16 07:25:26.244
UTC End
2025-08-16 07:26:26.244
MJD Start
60903.3093315279
MJD End
60903.31002597233
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
64011
Category
science
Program ID
S01
Program Title
TBD
Program Type
Normal
PI / COI
ligi
Target
ID
47673
Name
HD_222439
RA
355.1021
DEC
44.33393
Instrument
Interferometer
CHARA
Instrument
SPICA
Instrument mode
LR
Stations
S1S2E1E2W1W2
Projected baselines
Baseline Length start Length end Angle start Angle end
S1-S2 33.4198 33.4240 78.9969 79.1485
S1-E1 305.4478 305.7363 47.5179 47.6483
S1-E2 261.4938 261.6789 55.3868 55.5175
S1-W1 276.9843 277.0064 102.9737 103.1830
S1-W2 209.8450 209.8489 86.8688 87.0384
S2-E1 277.4957 277.7872 43.9122 44.0438
S2-E2 231.2593 231.4457 52.0688 52.1990
S2-W1 246.8222 246.8559 106.1278 106.3442
S2-W2 176.7994 176.8008 88.3523 88.5254
E1-E2 58.6186 58.7185 -170.1249 -169.9524
E1-W1 272.1587 272.6773 170.5575 170.7650
E1-W2 195.4594 195.8123 -175.3833 -175.2022
E2-W1 217.7057 218.1164 165.4473 165.6647
E2-W2 137.1927 137.4451 -177.6275 -177.4425
W1-W2 95.2351 95.3679 -39.3482 -39.0934
Header: used keywords
Key Value
HIERARCH OBS PROG ID S01
HIERARCH DPR CATG SCIENCE
HIERARCH DPR TYPE OBJECT
MJD-OBS 60903.3093315279
PI-COI ligi
HIERARCH OBS TARG NAME HD_222439
HIERARCH OBS RA 355.1021
HIERARCH OBS DEC 44.33393
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 33.4198
HIERARCH ISS PBL12 END 33.424
HIERARCH ISS PBLA12 START 78.9969
HIERARCH ISS PBLA12 END 79.1485
HIERARCH ISS PBL13 START 305.4478
HIERARCH ISS PBL13 END 305.7363
HIERARCH ISS PBLA13 START 47.5179
HIERARCH ISS PBLA13 END 47.6483
HIERARCH ISS PBL14 START 261.4938
HIERARCH ISS PBL14 END 261.6789
HIERARCH ISS PBLA14 START 55.3868
HIERARCH ISS PBLA14 END 55.5175
HIERARCH ISS PBL15 START 276.9843
HIERARCH ISS PBL15 END 277.0064
HIERARCH ISS PBLA15 START 102.9737
HIERARCH ISS PBLA15 END 103.183
HIERARCH ISS PBL16 START 209.845
HIERARCH ISS PBL16 END 209.8489
HIERARCH ISS PBLA16 START 86.8688
HIERARCH ISS PBLA16 END 87.0384
HIERARCH ISS PBL23 START 277.4957
HIERARCH ISS PBL23 END 277.7872
HIERARCH ISS PBLA23 START 43.9122
HIERARCH ISS PBLA23 END 44.0438
HIERARCH ISS PBL24 START 231.2593
HIERARCH ISS PBL24 END 231.4457
HIERARCH ISS PBLA24 START 52.0688
HIERARCH ISS PBLA24 END 52.199
HIERARCH ISS PBL25 START 246.8222
HIERARCH ISS PBL25 END 246.8559
HIERARCH ISS PBLA25 START 106.1278
HIERARCH ISS PBLA25 END 106.3442
HIERARCH ISS PBL26 START 176.7994
HIERARCH ISS PBL26 END 176.8008
HIERARCH ISS PBLA26 START 88.3523
HIERARCH ISS PBLA26 END 88.5254
HIERARCH ISS PBL34 START 58.6186
HIERARCH ISS PBL34 END 58.7185
HIERARCH ISS PBLA34 START -170.1249
HIERARCH ISS PBLA34 END -169.9524
HIERARCH ISS PBL35 START 272.1587
HIERARCH ISS PBL35 END 272.6773
HIERARCH ISS PBLA35 START 170.5575
HIERARCH ISS PBLA35 END 170.765
HIERARCH ISS PBL36 START 195.4594
HIERARCH ISS PBL36 END 195.8123
HIERARCH ISS PBLA36 START -175.3833
HIERARCH ISS PBLA36 END -175.2022
HIERARCH ISS PBL45 START 217.7057
HIERARCH ISS PBL45 END 218.1164
HIERARCH ISS PBLA45 START 165.4473
HIERARCH ISS PBLA45 END 165.6647
HIERARCH ISS PBL46 START 137.1927
HIERARCH ISS PBL46 END 137.4451
HIERARCH ISS PBLA46 START -177.6275
HIERARCH ISS PBLA46 END -177.4425
HIERARCH ISS PBL56 START 95.2351
HIERARCH ISS PBL56 END 95.3679
HIERARCH ISS PBLA56 START -39.3482
HIERARCH ISS PBLA56 END -39.0934
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1