Exposure
ID
SPICA.2025-08-21T04-51-34_1
Header ID
SPICA.2025-08-21T04-51-34
Date updated
2025-08-21 04:50:29 UTC+0000
Release date
None
UTC Start
2025-08-21 04:50:29.013
UTC End
2025-08-21 04:51:29.013
MJD Start
60908.2017246824
MJD End
60908.202419126836
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 25.7100 25.7206 95.6821 95.8819
S1-E1 275.7428 275.2650 56.1586 56.2739
S1-E2 224.0513 223.7194 64.7638 64.9114
S1-W1 213.8830 214.4717 134.6674 134.7932
S1-W2 156.8257 157.0344 108.2529 108.4493
S2-E1 256.4336 255.9750 52.5004 52.6011
S2-E2 202.4262 202.0996 61.0221 61.1564
S2-W1 194.5719 195.1280 139.4359 139.5424
S2-W2 131.8509 132.0487 110.6852 110.8783
E1-E2 63.7414 63.6697 -155.5725 -155.5764
E1-W1 313.4991 313.4771 -165.7981 -165.8303
E1-W2 217.9308 217.7478 -158.4377 -158.4519
E2-W1 251.0253 251.0803 -168.3818 -168.4175
E2-W2 154.3019 154.1914 -159.6209 -159.6389
W1-W2 101.2880 101.4618 -1.7983 -1.8284
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 60908.2017246824
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 25.71
HIERARCH ISS PBL12 END 25.7206
HIERARCH ISS PBLA12 START 95.6821
HIERARCH ISS PBLA12 END 95.8819
HIERARCH ISS PBL13 START 275.7428
HIERARCH ISS PBL13 END 275.265
HIERARCH ISS PBLA13 START 56.1586
HIERARCH ISS PBLA13 END 56.2739
HIERARCH ISS PBL14 START 224.0513
HIERARCH ISS PBL14 END 223.7194
HIERARCH ISS PBLA14 START 64.7638
HIERARCH ISS PBLA14 END 64.9114
HIERARCH ISS PBL15 START 213.883
HIERARCH ISS PBL15 END 214.4717
HIERARCH ISS PBLA15 START 134.6674
HIERARCH ISS PBLA15 END 134.7932
HIERARCH ISS PBL16 START 156.8257
HIERARCH ISS PBL16 END 157.0344
HIERARCH ISS PBLA16 START 108.2529
HIERARCH ISS PBLA16 END 108.4493
HIERARCH ISS PBL23 START 256.4336
HIERARCH ISS PBL23 END 255.975
HIERARCH ISS PBLA23 START 52.5004
HIERARCH ISS PBLA23 END 52.6011
HIERARCH ISS PBL24 START 202.4262
HIERARCH ISS PBL24 END 202.0996
HIERARCH ISS PBLA24 START 61.0221
HIERARCH ISS PBLA24 END 61.1564
HIERARCH ISS PBL25 START 194.5719
HIERARCH ISS PBL25 END 195.128
HIERARCH ISS PBLA25 START 139.4359
HIERARCH ISS PBLA25 END 139.5424
HIERARCH ISS PBL26 START 131.8509
HIERARCH ISS PBL26 END 132.0487
HIERARCH ISS PBLA26 START 110.6852
HIERARCH ISS PBLA26 END 110.8783
HIERARCH ISS PBL34 START 63.7414
HIERARCH ISS PBL34 END 63.6697
HIERARCH ISS PBLA34 START -155.5725
HIERARCH ISS PBLA34 END -155.5764
HIERARCH ISS PBL35 START 313.4991
HIERARCH ISS PBL35 END 313.4771
HIERARCH ISS PBLA35 START -165.7981
HIERARCH ISS PBLA35 END -165.8303
HIERARCH ISS PBL36 START 217.9308
HIERARCH ISS PBL36 END 217.7478
HIERARCH ISS PBLA36 START -158.4377
HIERARCH ISS PBLA36 END -158.4519
HIERARCH ISS PBL45 START 251.0253
HIERARCH ISS PBL45 END 251.0803
HIERARCH ISS PBLA45 START -168.3818
HIERARCH ISS PBLA45 END -168.4175
HIERARCH ISS PBL46 START 154.3019
HIERARCH ISS PBL46 END 154.1914
HIERARCH ISS PBLA46 START -159.6209
HIERARCH ISS PBLA46 END -159.6389
HIERARCH ISS PBL56 START 101.288
HIERARCH ISS PBL56 END 101.4618
HIERARCH ISS PBLA56 START -1.7983
HIERARCH ISS PBLA56 END -1.8284
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1