Exposure
ID
SPICA.2025-08-21T04-02-53_1
Header ID
SPICA.2025-08-21T04-02-53
Date updated
2025-08-21 04:01:48 UTC+0000
Release date
None
UTC Start
2025-08-21 04:01:48.688
UTC End
2025-08-21 04:02:48.688
MJD Start
60908.1679246242
MJD End
60908.16861906863
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 21.9468 21.9468 89.8890 90.1269
S1-E1 268.3964 267.8286 49.9348 50.0067
S1-E2 212.5013 212.0619 57.7286 57.8442
S1-W1 174.5520 175.2761 137.0129 137.1608
S1-W2 129.0463 129.2384 104.4895 104.7436
S2-E1 251.9674 251.4440 46.7284 46.7824
S2-E2 194.2735 193.8622 54.2813 54.3778
S2-W1 160.4273 161.1203 142.7666 142.8812
S2-W2 107.9501 108.1437 107.4272 107.6792
E1-E2 64.6373 64.5835 -156.5413 -156.5933
E1-W1 312.6160 312.7177 -163.9574 -164.0354
E1-W2 220.2669 220.1535 -158.5734 -158.6345
E2-W1 248.6594 248.8189 -165.8802 -165.9621
E2-W2 155.6871 155.6279 -159.4169 -159.4814
W1-W2 95.5822 95.8094 3.5548 3.4737
Header: used keywords
Key Value
HIERARCH OBS PROG ID S8/NOIR13
HIERARCH DPR CATG SCIENCE
HIERARCH DPR TYPE OBJECT
MJD-OBS 60908.1679246242
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 21.9468
HIERARCH ISS PBL12 END 21.9468
HIERARCH ISS PBLA12 START 89.889
HIERARCH ISS PBLA12 END 90.1269
HIERARCH ISS PBL13 START 268.3964
HIERARCH ISS PBL13 END 267.8286
HIERARCH ISS PBLA13 START 49.9348
HIERARCH ISS PBLA13 END 50.0067
HIERARCH ISS PBL14 START 212.5013
HIERARCH ISS PBL14 END 212.0619
HIERARCH ISS PBLA14 START 57.7286
HIERARCH ISS PBLA14 END 57.8442
HIERARCH ISS PBL15 START 174.552
HIERARCH ISS PBL15 END 175.2761
HIERARCH ISS PBLA15 START 137.0129
HIERARCH ISS PBLA15 END 137.1608
HIERARCH ISS PBL16 START 129.0463
HIERARCH ISS PBL16 END 129.2384
HIERARCH ISS PBLA16 START 104.4895
HIERARCH ISS PBLA16 END 104.7436
HIERARCH ISS PBL23 START 251.9674
HIERARCH ISS PBL23 END 251.444
HIERARCH ISS PBLA23 START 46.7284
HIERARCH ISS PBLA23 END 46.7824
HIERARCH ISS PBL24 START 194.2735
HIERARCH ISS PBL24 END 193.8622
HIERARCH ISS PBLA24 START 54.2813
HIERARCH ISS PBLA24 END 54.3778
HIERARCH ISS PBL25 START 160.4273
HIERARCH ISS PBL25 END 161.1203
HIERARCH ISS PBLA25 START 142.7666
HIERARCH ISS PBLA25 END 142.8812
HIERARCH ISS PBL26 START 107.9501
HIERARCH ISS PBL26 END 108.1437
HIERARCH ISS PBLA26 START 107.4272
HIERARCH ISS PBLA26 END 107.6792
HIERARCH ISS PBL34 START 64.6373
HIERARCH ISS PBL34 END 64.5835
HIERARCH ISS PBLA34 START -156.5413
HIERARCH ISS PBLA34 END -156.5933
HIERARCH ISS PBL35 START 312.616
HIERARCH ISS PBL35 END 312.7177
HIERARCH ISS PBLA35 START -163.9574
HIERARCH ISS PBLA35 END -164.0354
HIERARCH ISS PBL36 START 220.2669
HIERARCH ISS PBL36 END 220.1535
HIERARCH ISS PBLA36 START -158.5734
HIERARCH ISS PBLA36 END -158.6345
HIERARCH ISS PBL45 START 248.6594
HIERARCH ISS PBL45 END 248.8189
HIERARCH ISS PBLA45 START -165.8802
HIERARCH ISS PBLA45 END -165.9621
HIERARCH ISS PBL46 START 155.6871
HIERARCH ISS PBL46 END 155.6279
HIERARCH ISS PBLA46 START -159.4169
HIERARCH ISS PBLA46 END -159.4814
HIERARCH ISS PBL56 START 95.5822
HIERARCH ISS PBL56 END 95.8094
HIERARCH ISS PBLA56 START 3.5548
HIERARCH ISS PBLA56 END 3.4737
HIERARCH CHARA TAU0 12.0
HIERARCH CHARA SEEING 1.1