Exposure
ID
SPICA.2025-08-21T03-40-16_1
Header ID
SPICA.2025-08-21T03-40-16
Date updated
2025-08-21 03:39:11 UTC+0000
Release date
None
UTC Start
2025-08-21 03:39:11.614
UTC End
2025-08-21 03:40:11.614
MJD Start
60908.15221776
MJD End
60908.15291220443
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
70051
Category
calibrator
Program ID
ENG
Program Title
TBD
Program Type
Normal
PI / COI
spica
Target
ID
51974
Name
HD_170296
RA
277.2994
DEC
-14.56581
Instrument
Interferometer
CHARA
Instrument
SPICA
Instrument mode
LR
Stations
S1S2E1E2W1W2
Projected baselines
Baseline Length start Length end Angle start Angle end
S1-S2 22.5285 22.5404 95.6799 95.9080
S1-E1 256.6569 256.0756 52.5480 52.6497
S1-E2 204.4775 204.0625 61.4182 61.5643
S1-W1 194.6607 195.3528 139.3619 139.4679
S1-W2 137.2669 137.5199 110.0663 110.2852
S2-E1 240.7093 240.1573 48.8793 48.9620
S2-E2 186.2904 185.8871 57.5144 57.6417
S2-W1 179.0458 179.6914 144.3473 144.4268
S2-W2 115.5804 115.8208 112.8421 113.0550
E1-E2 63.0714 62.9904 -157.4456 -157.4833
E1-W1 313.3879 313.3434 -165.7819 -165.8481
E1-W2 216.5068 216.2972 -159.7840 -159.8318
E2-W1 251.1494 251.1904 -167.8685 -167.9388
E2-W2 153.5095 153.3814 -160.7445 -160.7961
W1-W2 100.6421 100.8195 1.2275 1.1571
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 60908.15221776
PI-COI spica
HIERARCH OBS TARG NAME HD_170296
HIERARCH OBS RA 277.2994
HIERARCH OBS DEC -14.56581
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 22.5285
HIERARCH ISS PBL12 END 22.5404
HIERARCH ISS PBLA12 START 95.6799
HIERARCH ISS PBLA12 END 95.908
HIERARCH ISS PBL13 START 256.6569
HIERARCH ISS PBL13 END 256.0756
HIERARCH ISS PBLA13 START 52.548
HIERARCH ISS PBLA13 END 52.6497
HIERARCH ISS PBL14 START 204.4775
HIERARCH ISS PBL14 END 204.0625
HIERARCH ISS PBLA14 START 61.4182
HIERARCH ISS PBLA14 END 61.5643
HIERARCH ISS PBL15 START 194.6607
HIERARCH ISS PBL15 END 195.3528
HIERARCH ISS PBLA15 START 139.3619
HIERARCH ISS PBLA15 END 139.4679
HIERARCH ISS PBL16 START 137.2669
HIERARCH ISS PBL16 END 137.5199
HIERARCH ISS PBLA16 START 110.0663
HIERARCH ISS PBLA16 END 110.2852
HIERARCH ISS PBL23 START 240.7093
HIERARCH ISS PBL23 END 240.1573
HIERARCH ISS PBLA23 START 48.8793
HIERARCH ISS PBLA23 END 48.962
HIERARCH ISS PBL24 START 186.2904
HIERARCH ISS PBL24 END 185.8871
HIERARCH ISS PBLA24 START 57.5144
HIERARCH ISS PBLA24 END 57.6417
HIERARCH ISS PBL25 START 179.0458
HIERARCH ISS PBL25 END 179.6914
HIERARCH ISS PBLA25 START 144.3473
HIERARCH ISS PBLA25 END 144.4268
HIERARCH ISS PBL26 START 115.5804
HIERARCH ISS PBL26 END 115.8208
HIERARCH ISS PBLA26 START 112.8421
HIERARCH ISS PBLA26 END 113.055
HIERARCH ISS PBL34 START 63.0714
HIERARCH ISS PBL34 END 62.9904
HIERARCH ISS PBLA34 START -157.4456
HIERARCH ISS PBLA34 END -157.4833
HIERARCH ISS PBL35 START 313.3879
HIERARCH ISS PBL35 END 313.3434
HIERARCH ISS PBLA35 START -165.7819
HIERARCH ISS PBLA35 END -165.8481
HIERARCH ISS PBL36 START 216.5068
HIERARCH ISS PBL36 END 216.2972
HIERARCH ISS PBLA36 START -159.784
HIERARCH ISS PBLA36 END -159.8318
HIERARCH ISS PBL45 START 251.1494
HIERARCH ISS PBL45 END 251.1904
HIERARCH ISS PBLA45 START -167.8685
HIERARCH ISS PBLA45 END -167.9388
HIERARCH ISS PBL46 START 153.5095
HIERARCH ISS PBL46 END 153.3814
HIERARCH ISS PBLA46 START -160.7445
HIERARCH ISS PBLA46 END -160.7961
HIERARCH ISS PBL56 START 100.6421
HIERARCH ISS PBL56 END 100.8195
HIERARCH ISS PBLA56 START 1.2275
HIERARCH ISS PBLA56 END 1.1571
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1