Exposure
ID
SPICA.2025-08-20T04-21-02_1
Header ID
SPICA.2025-08-20T04-21-02
Date updated
2025-08-20 04:19:57 UTC+0000
Release date
None
UTC Start
2025-08-20 04:19:57.214
UTC End
2025-08-20 04:20:57.214
MJD Start
60907.1805233068
MJD End
60907.18121775123
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
70052
Category
science
Program ID
S8/NOIR13
Program Title
TBD
Program Type
Normal
PI / COI
soubiran
Target
ID
51975
Name
HD_180928
RA
289.7504
DEC
-15.53657
Instrument
Interferometer
CHARA
Instrument
SPICA
Instrument mode
LR
Stations
S1S2E1E2W1W2
Projected baselines
Baseline Length start Length end Angle start Angle end
S1-S2 21.9863 21.9927 93.0062 93.2426
S1-E1 260.8337 260.2492 50.9631 51.0492
S1-E2 206.7543 206.3196 59.3405 59.4718
S1-W1 184.0259 184.7429 138.7933 138.9153
S1-W2 131.8050 132.0352 107.7293 107.9671
S2-E1 244.9487 244.4020 47.5169 47.5842
S2-E2 188.8491 188.4347 55.6402 55.7520
S2-W1 169.4287 170.1044 144.1301 144.2221
S2-W2 110.6817 110.9056 110.6231 110.8562
E1-E2 63.8392 63.7703 -157.1916 -157.2383
E1-W1 313.4726 313.4951 -164.9555 -165.0293
E1-W2 218.4566 218.2902 -159.3460 -159.4022
E2-W1 250.3671 250.4627 -166.9295 -167.0072
E2-W2 154.6811 154.5842 -160.2349 -160.2947
W1-W2 98.4069 98.6078 2.5119 2.4342
Header: used keywords
Key Value
HIERARCH OBS PROG ID S8/NOIR13
HIERARCH DPR CATG SCIENCE
HIERARCH DPR TYPE OBJECT
MJD-OBS 60907.1805233068
PI-COI soubiran
HIERARCH OBS TARG NAME HD_180928
HIERARCH OBS RA 289.7504
HIERARCH OBS DEC -15.53657
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 21.9863
HIERARCH ISS PBL12 END 21.9927
HIERARCH ISS PBLA12 START 93.0062
HIERARCH ISS PBLA12 END 93.2426
HIERARCH ISS PBL13 START 260.8337
HIERARCH ISS PBL13 END 260.2492
HIERARCH ISS PBLA13 START 50.9631
HIERARCH ISS PBLA13 END 51.0492
HIERARCH ISS PBL14 START 206.7543
HIERARCH ISS PBL14 END 206.3196
HIERARCH ISS PBLA14 START 59.3405
HIERARCH ISS PBLA14 END 59.4718
HIERARCH ISS PBL15 START 184.0259
HIERARCH ISS PBL15 END 184.7429
HIERARCH ISS PBLA15 START 138.7933
HIERARCH ISS PBLA15 END 138.9153
HIERARCH ISS PBL16 START 131.805
HIERARCH ISS PBL16 END 132.0352
HIERARCH ISS PBLA16 START 107.7293
HIERARCH ISS PBLA16 END 107.9671
HIERARCH ISS PBL23 START 244.9487
HIERARCH ISS PBL23 END 244.402
HIERARCH ISS PBLA23 START 47.5169
HIERARCH ISS PBLA23 END 47.5842
HIERARCH ISS PBL24 START 188.8491
HIERARCH ISS PBL24 END 188.4347
HIERARCH ISS PBLA24 START 55.6402
HIERARCH ISS PBLA24 END 55.752
HIERARCH ISS PBL25 START 169.4287
HIERARCH ISS PBL25 END 170.1044
HIERARCH ISS PBLA25 START 144.1301
HIERARCH ISS PBLA25 END 144.2221
HIERARCH ISS PBL26 START 110.6817
HIERARCH ISS PBL26 END 110.9056
HIERARCH ISS PBLA26 START 110.6231
HIERARCH ISS PBLA26 END 110.8562
HIERARCH ISS PBL34 START 63.8392
HIERARCH ISS PBL34 END 63.7703
HIERARCH ISS PBLA34 START -157.1916
HIERARCH ISS PBLA34 END -157.2383
HIERARCH ISS PBL35 START 313.4726
HIERARCH ISS PBL35 END 313.4951
HIERARCH ISS PBLA35 START -164.9555
HIERARCH ISS PBLA35 END -165.0293
HIERARCH ISS PBL36 START 218.4566
HIERARCH ISS PBL36 END 218.2902
HIERARCH ISS PBLA36 START -159.346
HIERARCH ISS PBLA36 END -159.4022
HIERARCH ISS PBL45 START 250.3671
HIERARCH ISS PBL45 END 250.4627
HIERARCH ISS PBLA45 START -166.9295
HIERARCH ISS PBLA45 END -167.0072
HIERARCH ISS PBL46 START 154.6811
HIERARCH ISS PBL46 END 154.5842
HIERARCH ISS PBLA46 START -160.2349
HIERARCH ISS PBLA46 END -160.2947
HIERARCH ISS PBL56 START 98.4069
HIERARCH ISS PBL56 END 98.6078
HIERARCH ISS PBLA56 START 2.5119
HIERARCH ISS PBLA56 END 2.4342
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1