Exposure
ID
SPICA.2025-08-21T03-59-35_1
Header ID
SPICA.2025-08-21T03-59-35
Date updated
2025-08-21 03:58:30 UTC+0000
Release date
None
UTC Start
2025-08-21 03:58:30.324
UTC End
2025-08-21 03:59:30.324
MJD Start
60908.1656287507
MJD End
60908.16632319513
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
70052
Category
science
Program ID
S8/NOIR13
Program Title
TBD
Program Type
Normal
PI / COI
soubiran
Target
ID
51975
Name
HD_180928
RA
289.7504
DEC
-15.53657
Instrument
Interferometer
CHARA
Instrument
SPICA
Instrument mode
LR
Stations
S1S2E1E2W1W2
Projected baselines
Baseline Length start Length end Angle start Angle end
S1-S2 21.9498 21.9483 89.1626 89.4004
S1-E1 270.1218 269.5586 49.7219 49.7906
S1-E2 213.8442 213.4045 57.3828 57.4949
S1-W1 172.3392 173.0637 136.5480 136.7024
S1-W2 128.4790 128.6615 103.7064 103.9639
S2-E1 253.5541 253.0367 46.5694 46.6204
S2-E2 195.5272 195.1172 53.9934 54.0865
S2-W1 158.3041 159.0002 142.4047 142.5251
S2-W2 107.3741 107.5601 106.6490 106.9051
E1-E2 64.7945 64.7442 -156.3799 -156.4332
E1-W1 312.2685 312.3884 -163.7170 -163.7961
E1-W2 220.5885 220.4873 -158.3844 -158.4466
E2-W1 248.1425 248.3167 -165.6279 -165.7109
E2-W2 155.8502 155.7997 -159.2176 -159.2832
W1-W2 94.8761 95.1093 3.8041 3.7222
Header: used keywords
Key Value
HIERARCH OBS PROG ID S8/NOIR13
HIERARCH DPR CATG SCIENCE
HIERARCH DPR TYPE OBJECT
MJD-OBS 60908.1656287507
PI-COI soubiran
HIERARCH OBS TARG NAME HD_180928
HIERARCH OBS RA 289.7504
HIERARCH OBS DEC -15.53657
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 21.9498
HIERARCH ISS PBL12 END 21.9483
HIERARCH ISS PBLA12 START 89.1626
HIERARCH ISS PBLA12 END 89.4004
HIERARCH ISS PBL13 START 270.1218
HIERARCH ISS PBL13 END 269.5586
HIERARCH ISS PBLA13 START 49.7219
HIERARCH ISS PBLA13 END 49.7906
HIERARCH ISS PBL14 START 213.8442
HIERARCH ISS PBL14 END 213.4045
HIERARCH ISS PBLA14 START 57.3828
HIERARCH ISS PBLA14 END 57.4949
HIERARCH ISS PBL15 START 172.3392
HIERARCH ISS PBL15 END 173.0637
HIERARCH ISS PBLA15 START 136.548
HIERARCH ISS PBLA15 END 136.7024
HIERARCH ISS PBL16 START 128.479
HIERARCH ISS PBL16 END 128.6615
HIERARCH ISS PBLA16 START 103.7064
HIERARCH ISS PBLA16 END 103.9639
HIERARCH ISS PBL23 START 253.5541
HIERARCH ISS PBL23 END 253.0367
HIERARCH ISS PBLA23 START 46.5694
HIERARCH ISS PBLA23 END 46.6204
HIERARCH ISS PBL24 START 195.5272
HIERARCH ISS PBL24 END 195.1172
HIERARCH ISS PBLA24 START 53.9934
HIERARCH ISS PBLA24 END 54.0865
HIERARCH ISS PBL25 START 158.3041
HIERARCH ISS PBL25 END 159.0002
HIERARCH ISS PBLA25 START 142.4047
HIERARCH ISS PBLA25 END 142.5251
HIERARCH ISS PBL26 START 107.3741
HIERARCH ISS PBL26 END 107.5601
HIERARCH ISS PBLA26 START 106.649
HIERARCH ISS PBLA26 END 106.9051
HIERARCH ISS PBL34 START 64.7945
HIERARCH ISS PBL34 END 64.7442
HIERARCH ISS PBLA34 START -156.3799
HIERARCH ISS PBLA34 END -156.4332
HIERARCH ISS PBL35 START 312.2685
HIERARCH ISS PBL35 END 312.3884
HIERARCH ISS PBLA35 START -163.717
HIERARCH ISS PBLA35 END -163.7961
HIERARCH ISS PBL36 START 220.5885
HIERARCH ISS PBL36 END 220.4873
HIERARCH ISS PBLA36 START -158.3844
HIERARCH ISS PBLA36 END -158.4466
HIERARCH ISS PBL45 START 248.1425
HIERARCH ISS PBL45 END 248.3167
HIERARCH ISS PBLA45 START -165.6279
HIERARCH ISS PBLA45 END -165.7109
HIERARCH ISS PBL46 START 155.8502
HIERARCH ISS PBL46 END 155.7997
HIERARCH ISS PBLA46 START -159.2176
HIERARCH ISS PBLA46 END -159.2832
HIERARCH ISS PBL56 START 94.8761
HIERARCH ISS PBL56 END 95.1093
HIERARCH ISS PBLA56 START 3.8041
HIERARCH ISS PBLA56 END 3.7222
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1