Exposure
ID
SPICA.2025-10-07T05-00-22_1
Header ID
SPICA.2025-10-07T05-00-22
Date updated
2025-10-07 04:59:17 UTC+0000
Release date
None
UTC Start
2025-10-07 04:59:17.363
UTC End
2025-10-07 05:00:17.363
MJD Start
60955.2078398537
MJD End
60955.20853429813
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
64285
Category
calibrator
Program ID
ENG
Program Title
TBD
Program Type
Normal
PI / COI
spica
Target
ID
47874
Name
HD_4636
RA
12.20842
DEC
50.96817
Instrument
Interferometer
CHARA
Instrument
SPICA
Instrument mode
LR
Stations
S1S2E1E2W1W2
Projected baselines
Baseline Length start Length end Angle start Angle end
S1-S2 32.3878 32.3948 77.2261 77.3824
S1-E1 290.7393 291.0758 44.0410 44.1875
S1-E2 249.2068 249.4331 52.4358 52.5788
S1-W1 278.4977 278.4972 100.9770 101.1872
S1-W2 205.8464 205.8577 85.2248 85.3974
S2-E1 264.2290 264.5626 40.1941 40.3436
S2-E2 220.2227 220.4460 48.9004 49.0444
S2-W1 249.1946 249.2017 103.9776 104.1949
S2-W2 173.8321 173.8380 86.7105 86.8863
E1-E2 57.2499 57.3465 -175.4163 -175.2135
E1-W1 271.5504 272.0005 164.7802 165.0165
E1-W2 191.8837 192.2146 179.0988 179.3110
E2-W1 218.5486 218.8951 159.6885 159.9327
E2-W2 135.0068 135.2405 176.7759 176.9920
W1-W2 97.8985 97.9955 -44.2154 -43.9497
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 60955.2078398537
PI-COI spica
HIERARCH OBS TARG NAME HD_4636
HIERARCH OBS RA 12.20842
HIERARCH OBS DEC 50.96817
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 32.3878
HIERARCH ISS PBL12 END 32.3948
HIERARCH ISS PBLA12 START 77.2261
HIERARCH ISS PBLA12 END 77.3824
HIERARCH ISS PBL13 START 290.7393
HIERARCH ISS PBL13 END 291.0758
HIERARCH ISS PBLA13 START 44.041
HIERARCH ISS PBLA13 END 44.1875
HIERARCH ISS PBL14 START 249.2068
HIERARCH ISS PBL14 END 249.4331
HIERARCH ISS PBLA14 START 52.4358
HIERARCH ISS PBLA14 END 52.5788
HIERARCH ISS PBL15 START 278.4977
HIERARCH ISS PBL15 END 278.4972
HIERARCH ISS PBLA15 START 100.977
HIERARCH ISS PBLA15 END 101.1872
HIERARCH ISS PBL16 START 205.8464
HIERARCH ISS PBL16 END 205.8577
HIERARCH ISS PBLA16 START 85.2248
HIERARCH ISS PBLA16 END 85.3974
HIERARCH ISS PBL23 START 264.229
HIERARCH ISS PBL23 END 264.5626
HIERARCH ISS PBLA23 START 40.1941
HIERARCH ISS PBLA23 END 40.3436
HIERARCH ISS PBL24 START 220.2227
HIERARCH ISS PBL24 END 220.446
HIERARCH ISS PBLA24 START 48.9004
HIERARCH ISS PBLA24 END 49.0444
HIERARCH ISS PBL25 START 249.1946
HIERARCH ISS PBL25 END 249.2017
HIERARCH ISS PBLA25 START 103.9776
HIERARCH ISS PBLA25 END 104.1949
HIERARCH ISS PBL26 START 173.8321
HIERARCH ISS PBL26 END 173.838
HIERARCH ISS PBLA26 START 86.7105
HIERARCH ISS PBLA26 END 86.8863
HIERARCH ISS PBL34 START 57.2499
HIERARCH ISS PBL34 END 57.3465
HIERARCH ISS PBLA34 START -175.4163
HIERARCH ISS PBLA34 END -175.2135
HIERARCH ISS PBL35 START 271.5504
HIERARCH ISS PBL35 END 272.0005
HIERARCH ISS PBLA35 START 164.7802
HIERARCH ISS PBLA35 END 165.0165
HIERARCH ISS PBL36 START 191.8837
HIERARCH ISS PBL36 END 192.2146
HIERARCH ISS PBLA36 START 179.0988
HIERARCH ISS PBLA36 END 179.311
HIERARCH ISS PBL45 START 218.5486
HIERARCH ISS PBL45 END 218.8951
HIERARCH ISS PBLA45 START 159.6885
HIERARCH ISS PBLA45 END 159.9327
HIERARCH ISS PBL46 START 135.0068
HIERARCH ISS PBL46 END 135.2405
HIERARCH ISS PBLA46 START 176.7759
HIERARCH ISS PBLA46 END 176.992
HIERARCH ISS PBL56 START 97.8985
HIERARCH ISS PBL56 END 97.9955
HIERARCH ISS PBLA56 START -44.2154
HIERARCH ISS PBLA56 END -43.9497
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1