Exposure
ID
SPICA.2025-08-20T05-02-02_1
Header ID
SPICA.2025-08-20T05-02-02
Date updated
2025-08-20 05:00:57 UTC+0000
Release date
None
UTC Start
2025-08-20 05:00:57.616
UTC End
2025-08-20 05:01:57.616
MJD Start
60907.2090001865
MJD End
60907.20969463093
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 25.7794 25.7922 96.8854 97.0832
S1-E1 272.8472 272.3673 56.8722 56.9939
S1-E2 222.0592 221.7335 65.6713 65.8248
S1-W1 217.4267 218.0085 135.4069 135.5244
S1-W2 158.1144 158.3336 109.4263 109.6169
S2-E1 253.6450 253.1807 53.1253 53.2324
S2-E2 200.4574 200.1335 61.8499 61.9904
S2-W1 197.9098 198.4557 140.0602 140.1590
S2-W2 133.0678 133.2737 111.8372 112.0240
E1-E2 63.2897 63.2109 -155.5882 -155.5890
E1-W1 313.2664 313.2049 -165.9882 -166.0186
E1-W2 216.7607 216.5526 -158.5168 -158.5284
E2-W1 251.2763 251.2990 -168.5942 -168.6284
E2-W2 153.5878 153.4591 -159.7232 -159.7387
W1-W2 102.3051 102.4654 -1.9802 -2.0103
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 60907.2090001865
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 25.7794
HIERARCH ISS PBL12 END 25.7922
HIERARCH ISS PBLA12 START 96.8854
HIERARCH ISS PBLA12 END 97.0832
HIERARCH ISS PBL13 START 272.8472
HIERARCH ISS PBL13 END 272.3673
HIERARCH ISS PBLA13 START 56.8722
HIERARCH ISS PBLA13 END 56.9939
HIERARCH ISS PBL14 START 222.0592
HIERARCH ISS PBL14 END 221.7335
HIERARCH ISS PBLA14 START 65.6713
HIERARCH ISS PBLA14 END 65.8248
HIERARCH ISS PBL15 START 217.4267
HIERARCH ISS PBL15 END 218.0085
HIERARCH ISS PBLA15 START 135.4069
HIERARCH ISS PBLA15 END 135.5244
HIERARCH ISS PBL16 START 158.1144
HIERARCH ISS PBL16 END 158.3336
HIERARCH ISS PBLA16 START 109.4263
HIERARCH ISS PBLA16 END 109.6169
HIERARCH ISS PBL23 START 253.645
HIERARCH ISS PBL23 END 253.1807
HIERARCH ISS PBLA23 START 53.1253
HIERARCH ISS PBLA23 END 53.2324
HIERARCH ISS PBL24 START 200.4574
HIERARCH ISS PBL24 END 200.1335
HIERARCH ISS PBLA24 START 61.8499
HIERARCH ISS PBLA24 END 61.9904
HIERARCH ISS PBL25 START 197.9098
HIERARCH ISS PBL25 END 198.4557
HIERARCH ISS PBLA25 START 140.0602
HIERARCH ISS PBLA25 END 140.159
HIERARCH ISS PBL26 START 133.0678
HIERARCH ISS PBL26 END 133.2737
HIERARCH ISS PBLA26 START 111.8372
HIERARCH ISS PBLA26 END 112.024
HIERARCH ISS PBL34 START 63.2897
HIERARCH ISS PBL34 END 63.2109
HIERARCH ISS PBLA34 START -155.5882
HIERARCH ISS PBLA34 END -155.589
HIERARCH ISS PBL35 START 313.2664
HIERARCH ISS PBL35 END 313.2049
HIERARCH ISS PBLA35 START -165.9882
HIERARCH ISS PBLA35 END -166.0186
HIERARCH ISS PBL36 START 216.7607
HIERARCH ISS PBL36 END 216.5526
HIERARCH ISS PBLA36 START -158.5168
HIERARCH ISS PBLA36 END -158.5284
HIERARCH ISS PBL45 START 251.2763
HIERARCH ISS PBL45 END 251.299
HIERARCH ISS PBLA45 START -168.5942
HIERARCH ISS PBLA45 END -168.6284
HIERARCH ISS PBL46 START 153.5878
HIERARCH ISS PBL46 END 153.4591
HIERARCH ISS PBLA46 START -159.7232
HIERARCH ISS PBLA46 END -159.7387
HIERARCH ISS PBL56 START 102.3051
HIERARCH ISS PBL56 END 102.4654
HIERARCH ISS PBLA56 START -1.9802
HIERARCH ISS PBLA56 END -2.0103
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1