Exposure
ID
SPICA.2025-08-16T07-33-43_1
Header ID
SPICA.2025-08-16T07-33-43
Date updated
2025-08-16 07:32:37 UTC+0000
Release date
None
UTC Start
2025-08-16 07:32:37.975
UTC End
2025-08-16 07:33:37.975
MJD Start
60903.3143284103
MJD End
60903.31502285473
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 33.4468 33.4507 80.0069 80.1592
S1-E1 307.3230 307.5963 48.3896 48.5217
S1-E2 262.6947 262.8694 56.2608 56.3932
S1-W1 277.1347 277.1579 104.3622 104.5704
S1-W2 209.8669 209.8693 87.9964 88.1661
S2-E1 279.3914 279.6679 44.7915 44.9247
S2-E2 232.4700 232.6463 52.9394 53.0713
S2-W1 247.0498 247.0847 107.5628 107.7778
S2-W2 176.8058 176.8061 89.5031 89.6762
E1-E2 59.2698 59.3650 -168.9810 -168.8095
E1-W1 275.5551 276.0552 171.9276 172.1317
E1-W2 197.7621 198.0995 -174.1840 -174.0045
E2-W1 220.3995 220.7969 166.8814 167.0949
E2-W2 138.8406 139.0822 -176.4026 -176.2194
W1-W2 96.1148 96.2462 -37.6684 -37.4187
Header: used keywords
Key Value
HIERARCH OBS PROG ID S01
HIERARCH DPR CATG SCIENCE
HIERARCH DPR TYPE OBJECT
MJD-OBS 60903.3143284103
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 33.4468
HIERARCH ISS PBL12 END 33.4507
HIERARCH ISS PBLA12 START 80.0069
HIERARCH ISS PBLA12 END 80.1592
HIERARCH ISS PBL13 START 307.323
HIERARCH ISS PBL13 END 307.5963
HIERARCH ISS PBLA13 START 48.3896
HIERARCH ISS PBLA13 END 48.5217
HIERARCH ISS PBL14 START 262.6947
HIERARCH ISS PBL14 END 262.8694
HIERARCH ISS PBLA14 START 56.2608
HIERARCH ISS PBLA14 END 56.3932
HIERARCH ISS PBL15 START 277.1347
HIERARCH ISS PBL15 END 277.1579
HIERARCH ISS PBLA15 START 104.3622
HIERARCH ISS PBLA15 END 104.5704
HIERARCH ISS PBL16 START 209.8669
HIERARCH ISS PBL16 END 209.8693
HIERARCH ISS PBLA16 START 87.9964
HIERARCH ISS PBLA16 END 88.1661
HIERARCH ISS PBL23 START 279.3914
HIERARCH ISS PBL23 END 279.6679
HIERARCH ISS PBLA23 START 44.7915
HIERARCH ISS PBLA23 END 44.9247
HIERARCH ISS PBL24 START 232.47
HIERARCH ISS PBL24 END 232.6463
HIERARCH ISS PBLA24 START 52.9394
HIERARCH ISS PBLA24 END 53.0713
HIERARCH ISS PBL25 START 247.0498
HIERARCH ISS PBL25 END 247.0847
HIERARCH ISS PBLA25 START 107.5628
HIERARCH ISS PBLA25 END 107.7778
HIERARCH ISS PBL26 START 176.8058
HIERARCH ISS PBL26 END 176.8061
HIERARCH ISS PBLA26 START 89.5031
HIERARCH ISS PBLA26 END 89.6762
HIERARCH ISS PBL34 START 59.2698
HIERARCH ISS PBL34 END 59.365
HIERARCH ISS PBLA34 START -168.981
HIERARCH ISS PBLA34 END -168.8095
HIERARCH ISS PBL35 START 275.5551
HIERARCH ISS PBL35 END 276.0552
HIERARCH ISS PBLA35 START 171.9276
HIERARCH ISS PBLA35 END 172.1317
HIERARCH ISS PBL36 START 197.7621
HIERARCH ISS PBL36 END 198.0995
HIERARCH ISS PBLA36 START -174.184
HIERARCH ISS PBLA36 END -174.0045
HIERARCH ISS PBL45 START 220.3995
HIERARCH ISS PBL45 END 220.7969
HIERARCH ISS PBLA45 START 166.8814
HIERARCH ISS PBLA45 END 167.0949
HIERARCH ISS PBL46 START 138.8406
HIERARCH ISS PBL46 END 139.0822
HIERARCH ISS PBLA46 START -176.4026
HIERARCH ISS PBLA46 END -176.2194
HIERARCH ISS PBL56 START 96.1148
HIERARCH ISS PBL56 END 96.2462
HIERARCH ISS PBLA56 START -37.6684
HIERARCH ISS PBLA56 END -37.4187
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1