Exposure
ID
GRAVI.2024-11-24T01:34:46.324_1
Header ID
GRAVI.2024-11-24T01:34:46.324
Date updated
2024-11-24 01:50:47 UTC+0000
Release date
2024-11-24 01:34:46 UTC+0000
UTC Start
2024-11-24 01:34:46.324
UTC End
2024-11-24 01:40:22.324
MJD Start
60638.06581394
MJD End
60638.069702828885
Exposure time (s)
336.0
Validation level
1
Tau 0: Coherence time (s)
0.008261000000000001
Ambient temperature (°C)
15.31
Seeing (arcsec)
0.55
Observation
ID
61993
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
46103
Name
HD_28749
RA
67.96833
DEC
-0.04405
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 48.1470 48.2550 143.9000 143.7000
A0-J2 82.6770 85.3610 94.0000 93.9000
A0-J6 138.6500 138.6120 358.6200 359.7280
B5-J2 63.4150 65.5680 58.5000 59.7000
B5-J6 180.3110 179.8880 349.8670 350.6510
J2-J6 167.9640 167.9680 329.2830 329.2800
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 60638.06581394
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME 45 Eri
HIERARCH ESO INS SOBJ NAME HD_28749
RA 67.96833
DEC -0.04405
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 48.147
HIERARCH ESO ISS PBL12 END 48.255
HIERARCH ESO ISS PBLA12 START 143.9
HIERARCH ESO ISS PBLA12 END 143.7
HIERARCH ESO ISS PBL13 START 82.677
HIERARCH ESO ISS PBL13 END 85.361
HIERARCH ESO ISS PBLA13 START 94.0
HIERARCH ESO ISS PBLA13 END 93.9
HIERARCH ESO ISS PBL14 START 138.65
HIERARCH ESO ISS PBL14 END 138.612
HIERARCH ESO ISS PBLA14 START 358.62
HIERARCH ESO ISS PBLA14 END 359.728
HIERARCH ESO ISS PBL23 START 63.415
HIERARCH ESO ISS PBL23 END 65.568
HIERARCH ESO ISS PBLA23 START 58.5
HIERARCH ESO ISS PBLA23 END 59.7
HIERARCH ESO ISS PBL24 START 180.311
HIERARCH ESO ISS PBL24 END 179.888
HIERARCH ESO ISS PBLA24 START 349.867
HIERARCH ESO ISS PBLA24 END 350.651
HIERARCH ESO ISS PBL34 START 167.964
HIERARCH ESO ISS PBL34 END 167.968
HIERARCH ESO ISS PBLA34 START 329.283
HIERARCH ESO ISS PBLA34 END 329.28
HIERARCH ESO ISS AMBI TAU0 START 0.008307
HIERARCH ESO ISS AMBI TAU0 END 0.008215
HIERARCH ESO ISS AMBI TEMP 15.31
HIERARCH ESO ISS AMBI FWHM START 0.56
HIERARCH ESO ISS AMBI FWHM END 0.54