Exposure
ID
SPICA.2025-08-20T04-55-10_1
Header ID
SPICA.2025-08-20T04-55-10
Date updated
2025-08-20 04:54:05 UTC+0000
Release date
None
UTC Start
2025-08-20 04:54:05.869
UTC End
2025-08-20 04:55:05.869
MJD Start
60907.2042345979
MJD End
60907.20492904233
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 25.7069 25.7174 95.6235 95.8233
S1-E1 275.8829 275.4052 56.1249 56.2400
S1-E2 224.1488 223.8167 64.7207 64.8680
S1-W1 213.7100 214.2990 134.6302 134.7565
S1-W2 156.7648 156.9729 108.1950 108.3918
S2-E1 256.5680 256.1097 52.4710 52.5714
S2-E2 202.5221 202.1954 60.9828 61.1168
S2-W1 194.4083 194.9650 139.4044 139.5113
S2-W2 131.7931 131.9905 110.6283 110.8218
E1-E2 63.7623 63.6908 -155.5712 -155.5753
E1-W1 313.5044 313.4842 -165.7886 -165.8209
E1-W2 217.9837 217.8019 -158.4335 -158.4478
E2-W1 251.0082 251.0647 -168.3712 -168.4071
E2-W2 154.3338 154.2242 -159.6156 -159.6336
W1-W2 101.2365 101.4110 -1.7895 -1.8196
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 60907.2042345979
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 25.7069
HIERARCH ISS PBL12 END 25.7174
HIERARCH ISS PBLA12 START 95.6235
HIERARCH ISS PBLA12 END 95.8233
HIERARCH ISS PBL13 START 275.8829
HIERARCH ISS PBL13 END 275.4052
HIERARCH ISS PBLA13 START 56.1249
HIERARCH ISS PBLA13 END 56.24
HIERARCH ISS PBL14 START 224.1488
HIERARCH ISS PBL14 END 223.8167
HIERARCH ISS PBLA14 START 64.7207
HIERARCH ISS PBLA14 END 64.868
HIERARCH ISS PBL15 START 213.71
HIERARCH ISS PBL15 END 214.299
HIERARCH ISS PBLA15 START 134.6302
HIERARCH ISS PBLA15 END 134.7565
HIERARCH ISS PBL16 START 156.7648
HIERARCH ISS PBL16 END 156.9729
HIERARCH ISS PBLA16 START 108.195
HIERARCH ISS PBLA16 END 108.3918
HIERARCH ISS PBL23 START 256.568
HIERARCH ISS PBL23 END 256.1097
HIERARCH ISS PBLA23 START 52.471
HIERARCH ISS PBLA23 END 52.5714
HIERARCH ISS PBL24 START 202.5221
HIERARCH ISS PBL24 END 202.1954
HIERARCH ISS PBLA24 START 60.9828
HIERARCH ISS PBLA24 END 61.1168
HIERARCH ISS PBL25 START 194.4083
HIERARCH ISS PBL25 END 194.965
HIERARCH ISS PBLA25 START 139.4044
HIERARCH ISS PBLA25 END 139.5113
HIERARCH ISS PBL26 START 131.7931
HIERARCH ISS PBL26 END 131.9905
HIERARCH ISS PBLA26 START 110.6283
HIERARCH ISS PBLA26 END 110.8218
HIERARCH ISS PBL34 START 63.7623
HIERARCH ISS PBL34 END 63.6908
HIERARCH ISS PBLA34 START -155.5712
HIERARCH ISS PBLA34 END -155.5753
HIERARCH ISS PBL35 START 313.5044
HIERARCH ISS PBL35 END 313.4842
HIERARCH ISS PBLA35 START -165.7886
HIERARCH ISS PBLA35 END -165.8209
HIERARCH ISS PBL36 START 217.9837
HIERARCH ISS PBL36 END 217.8019
HIERARCH ISS PBLA36 START -158.4335
HIERARCH ISS PBLA36 END -158.4478
HIERARCH ISS PBL45 START 251.0082
HIERARCH ISS PBL45 END 251.0647
HIERARCH ISS PBLA45 START -168.3712
HIERARCH ISS PBLA45 END -168.4071
HIERARCH ISS PBL46 START 154.3338
HIERARCH ISS PBL46 END 154.2242
HIERARCH ISS PBLA46 START -159.6156
HIERARCH ISS PBLA46 END -159.6336
HIERARCH ISS PBL56 START 101.2365
HIERARCH ISS PBL56 END 101.411
HIERARCH ISS PBLA56 START -1.7895
HIERARCH ISS PBLA56 END -1.8196
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1