Exposure
ID
SPICA.2025-10-07T04-15-49_1
Header ID
SPICA.2025-10-07T04-15-49
Date updated
2025-10-07 04:14:44 UTC+0000
Release date
None
UTC Start
2025-10-07 04:14:44.331
UTC End
2025-10-07 04:15:44.331
MJD Start
60955.1769019741
MJD End
60955.17759641853
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
70854
Category
science
Program ID
S01
Program Title
TBD
Program Type
Normal
PI / COI
ligi
Target
ID
47856
Name
HD_221345
RA
352.8226
DEC
39.2362
Instrument
Interferometer
CHARA
Instrument
SPICA
Instrument mode
LR
Stations
S2E1E2W1W2
Projected baselines
Baseline Length start Length end Angle start Angle end
S1-S2 33.9184 33.9200 82.3164 82.4678
S1-E1 318.0538 318.2598 51.3632 51.4883
S1-E2 270.8572 270.9811 58.9559 59.0838
S1-W1 274.4601 274.5125 107.5522 107.7581
S2-E1 289.4919 289.7050 47.9083 48.0331
S2-E2 240.0961 240.2246 55.7447 55.8712
S2-W1 244.2074 244.2738 110.9470 111.1590
E1-E2 61.1402 61.2265 -164.4644 -164.3153
E1-W1 281.6684 282.1710 177.3050 177.4812
E2-W1 224.4138 224.8238 172.4156 172.6010
Header: used keywords
Key Value
HIERARCH OBS PROG ID S01
HIERARCH DPR CATG SCIENCE
HIERARCH DPR TYPE OBJECT
MJD-OBS 60955.1769019741
PI-COI ligi
HIERARCH OBS TARG NAME HD_221345
HIERARCH OBS RA 352.8226
HIERARCH OBS DEC 39.2362
HIERARCH INS RESOL LOW
HIERARCH INS CENTRAL WL 720.0
HIERARCH CHARA BASELINE S2E1E2W1W2
HIERARCH DET DIT 0.0199999995529652
HIERARCH DET NDIT 3000
HIERARCH CHARA NB TEL 5
HIERARCH CHARA T1NAME S1
HIERARCH CHARA T2NAME S2
HIERARCH CHARA T3NAME E1
HIERARCH CHARA T4NAME E2
HIERARCH CHARA T5NAME W1
HIERARCH ISS PBL12 START 33.9184
HIERARCH ISS PBL12 END 33.92
HIERARCH ISS PBLA12 START 82.3164
HIERARCH ISS PBLA12 END 82.4678
HIERARCH ISS PBL13 START 318.0538
HIERARCH ISS PBL13 END 318.2598
HIERARCH ISS PBLA13 START 51.3632
HIERARCH ISS PBLA13 END 51.4883
HIERARCH ISS PBL14 START 270.8572
HIERARCH ISS PBL14 END 270.9811
HIERARCH ISS PBLA14 START 58.9559
HIERARCH ISS PBLA14 END 59.0838
HIERARCH ISS PBL15 START 274.4601
HIERARCH ISS PBL15 END 274.5125
HIERARCH ISS PBLA15 START 107.5522
HIERARCH ISS PBLA15 END 107.7581
HIERARCH ISS PBL23 START 289.4919
HIERARCH ISS PBL23 END 289.705
HIERARCH ISS PBLA23 START 47.9083
HIERARCH ISS PBLA23 END 48.0331
HIERARCH ISS PBL24 START 240.0961
HIERARCH ISS PBL24 END 240.2246
HIERARCH ISS PBLA24 START 55.7447
HIERARCH ISS PBLA24 END 55.8712
HIERARCH ISS PBL25 START 244.2074
HIERARCH ISS PBL25 END 244.2738
HIERARCH ISS PBLA25 START 110.947
HIERARCH ISS PBLA25 END 111.159
HIERARCH ISS PBL34 START 61.1402
HIERARCH ISS PBL34 END 61.2265
HIERARCH ISS PBLA34 START -164.4644
HIERARCH ISS PBLA34 END -164.3153
HIERARCH ISS PBL35 START 281.6684
HIERARCH ISS PBL35 END 282.171
HIERARCH ISS PBLA35 START 177.305
HIERARCH ISS PBLA35 END 177.4812
HIERARCH ISS PBL45 START 224.4138
HIERARCH ISS PBL45 END 224.8238
HIERARCH ISS PBLA45 START 172.4156
HIERARCH ISS PBLA45 END 172.601
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1