Exposure
ID
SPICA.2025-08-20T04-57-23_1
Header ID
SPICA.2025-08-20T04-57-23
Date updated
2025-08-20 04:56:18 UTC+0000
Release date
None
UTC Start
2025-08-20 04:56:18.096
UTC End
2025-08-20 04:57:18.096
MJD Start
60907.2057650054
MJD End
60907.20645944983
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
70053
Category
calibrator
Program ID
ENG
Program Title
TBD
Program Type
Normal
PI / COI
spica
Target
ID
51976
Name
HD_184915
RA
294.2227
DEC
-7.027477
Instrument
Interferometer
CHARA
Instrument
SPICA
Instrument mode
LR
Stations
S1S2E1E2W1W2
Projected baselines
Baseline Length start Length end Angle start Angle end
S1-S2 25.7286 25.7399 96.0301 96.2294
S1-E1 274.9097 274.4311 56.3603 56.4775
S1-E2 223.4735 223.1433 65.0217 65.1710
S1-W1 214.9084 215.4953 134.8858 135.0091
S1-W2 157.1905 157.4023 108.5946 108.7894
S2-E1 255.6336 255.1732 52.6766 52.7791
S2-E2 201.8573 201.5314 61.2568 61.3929
S2-W1 195.5401 196.0934 139.6207 139.7250
S2-W2 132.1965 132.3968 111.0212 111.2125
E1-E2 63.6156 63.5418 -155.5789 -155.5819
E1-W1 313.4565 313.4231 -165.8540 -165.8856
E1-W2 217.6092 217.4190 -158.4622 -158.4756
E2-W1 251.1176 251.1633 -168.4439 -168.4792
E2-W2 154.1074 153.9916 -159.6519 -159.6692
W1-W2 101.5895 101.7595 -1.8508 -1.8808
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 60907.2057650054
PI-COI spica
HIERARCH OBS TARG NAME HD_184915
HIERARCH OBS RA 294.2227
HIERARCH OBS DEC -7.027477
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 25.7286
HIERARCH ISS PBL12 END 25.7399
HIERARCH ISS PBLA12 START 96.0301
HIERARCH ISS PBLA12 END 96.2294
HIERARCH ISS PBL13 START 274.9097
HIERARCH ISS PBL13 END 274.4311
HIERARCH ISS PBLA13 START 56.3603
HIERARCH ISS PBLA13 END 56.4775
HIERARCH ISS PBL14 START 223.4735
HIERARCH ISS PBL14 END 223.1433
HIERARCH ISS PBLA14 START 65.0217
HIERARCH ISS PBLA14 END 65.171
HIERARCH ISS PBL15 START 214.9084
HIERARCH ISS PBL15 END 215.4953
HIERARCH ISS PBLA15 START 134.8858
HIERARCH ISS PBLA15 END 135.0091
HIERARCH ISS PBL16 START 157.1905
HIERARCH ISS PBL16 END 157.4023
HIERARCH ISS PBLA16 START 108.5946
HIERARCH ISS PBLA16 END 108.7894
HIERARCH ISS PBL23 START 255.6336
HIERARCH ISS PBL23 END 255.1732
HIERARCH ISS PBLA23 START 52.6766
HIERARCH ISS PBLA23 END 52.7791
HIERARCH ISS PBL24 START 201.8573
HIERARCH ISS PBL24 END 201.5314
HIERARCH ISS PBLA24 START 61.2568
HIERARCH ISS PBLA24 END 61.3929
HIERARCH ISS PBL25 START 195.5401
HIERARCH ISS PBL25 END 196.0934
HIERARCH ISS PBLA25 START 139.6207
HIERARCH ISS PBLA25 END 139.725
HIERARCH ISS PBL26 START 132.1965
HIERARCH ISS PBL26 END 132.3968
HIERARCH ISS PBLA26 START 111.0212
HIERARCH ISS PBLA26 END 111.2125
HIERARCH ISS PBL34 START 63.6156
HIERARCH ISS PBL34 END 63.5418
HIERARCH ISS PBLA34 START -155.5789
HIERARCH ISS PBLA34 END -155.5819
HIERARCH ISS PBL35 START 313.4565
HIERARCH ISS PBL35 END 313.4231
HIERARCH ISS PBLA35 START -165.854
HIERARCH ISS PBLA35 END -165.8856
HIERARCH ISS PBL36 START 217.6092
HIERARCH ISS PBL36 END 217.419
HIERARCH ISS PBLA36 START -158.4622
HIERARCH ISS PBLA36 END -158.4756
HIERARCH ISS PBL45 START 251.1176
HIERARCH ISS PBL45 END 251.1633
HIERARCH ISS PBLA45 START -168.4439
HIERARCH ISS PBLA45 END -168.4792
HIERARCH ISS PBL46 START 154.1074
HIERARCH ISS PBL46 END 153.9916
HIERARCH ISS PBLA46 START -159.6519
HIERARCH ISS PBLA46 END -159.6692
HIERARCH ISS PBL56 START 101.5895
HIERARCH ISS PBL56 END 101.7595
HIERARCH ISS PBLA56 START -1.8508
HIERARCH ISS PBLA56 END -1.8808
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1