Exposure
ID
GRAVI.2024-10-05T03:34:31.083_1
Header ID
GRAVI.2024-10-05T03:34:31.083
Date updated
2024-10-05 03:50:23 UTC+0000
Release date
2024-10-05 03:34:31 UTC+0000
UTC Start
2024-10-05 03:34:31.083
UTC End
2024-10-05 03:40:07.083
MJD Start
60588.14897087
MJD End
60588.1528597589
Exposure time (s)
336.0
Validation level
1
Tau 0: Coherence time (s)
0.012219
Ambient temperature (°C)
17.44
Seeing (arcsec)
0.5
Observation
ID
60921
Category
calibrator
Program ID
114.27JH.001
Program Title
OBTAINING AN INTERFEROMETRIC IMAGE OF THE ACTIVE STAR EPS ERI WITH VLTI AND THE CHARA ARRAY
Program Type
Normal
PI / COI
ROETTENBACHER / KORHONEN / MONNIER
Target
ID
45306
Name
HD_17652
RA
42.271821
DEC
-32.40502
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 42.3450 42.7190 136.8000 137.1000
A0-J2 102.5670 104.2070 65.3000 66.5000
A0-J6 169.4840 169.4940 2.6200 3.5240
B5-J2 97.7440 98.5760 41.0000 42.4000
B5-J6 201.2870 201.3220 353.9410 354.6790
J2-J6 152.5940 153.4880 325.9590 326.3000
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27JH.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60588.14897087
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME bet For
HIERARCH ESO INS SOBJ NAME HD_17652
RA 42.271821
DEC -32.40502
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE SPLIT
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 379.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 112
HIERARCH ESO ISS PBL12 START 42.345
HIERARCH ESO ISS PBL12 END 42.719
HIERARCH ESO ISS PBLA12 START 136.8
HIERARCH ESO ISS PBLA12 END 137.1
HIERARCH ESO ISS PBL13 START 102.567
HIERARCH ESO ISS PBL13 END 104.207
HIERARCH ESO ISS PBLA13 START 65.3
HIERARCH ESO ISS PBLA13 END 66.5
HIERARCH ESO ISS PBL14 START 169.484
HIERARCH ESO ISS PBL14 END 169.494
HIERARCH ESO ISS PBLA14 START 2.62
HIERARCH ESO ISS PBLA14 END 3.524
HIERARCH ESO ISS PBL23 START 97.744
HIERARCH ESO ISS PBL23 END 98.576
HIERARCH ESO ISS PBLA23 START 41.0
HIERARCH ESO ISS PBLA23 END 42.4
HIERARCH ESO ISS PBL24 START 201.287
HIERARCH ESO ISS PBL24 END 201.322
HIERARCH ESO ISS PBLA24 START 353.941
HIERARCH ESO ISS PBLA24 END 354.679
HIERARCH ESO ISS PBL34 START 152.594
HIERARCH ESO ISS PBL34 END 153.488
HIERARCH ESO ISS PBLA34 START 325.959
HIERARCH ESO ISS PBLA34 END 326.3
HIERARCH ESO ISS AMBI TAU0 START 0.012943
HIERARCH ESO ISS AMBI TAU0 END 0.011495
HIERARCH ESO ISS AMBI TEMP 17.44
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.49