Exposure
ID
GRAVI.2024-11-03T06:52:03.693_1
Header ID
GRAVI.2024-11-03T06:52:03.693
Date updated
2024-11-03 07:05:34 UTC+0000
Release date
2024-11-03 06:52:03 UTC+0000
UTC Start
2024-11-03 06:52:03.693
UTC End
2024-11-03 06:57:39.693
MJD Start
60617.28615385
MJD End
60617.2900427389
Exposure time (s)
336.0
Validation level
1
Tau 0: Coherence time (s)
0.00758
Ambient temperature (°C)
13.64
Seeing (arcsec)
0.58
Observation
ID
61412
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
45639
Name
HD_28749
RA
67.969442
DEC
-0.04405
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G2 67.4090 67.6420 54.1000 54.2000
A0-D0 32.0010 32.0010 72.8000 72.8000
A0-J3 129.8790 130.3930 49.9330 50.1230
G2-D0 38.4990 38.6780 218.6000 218.9000
G2-J3 62.8360 63.1100 45.4780 45.7220
D0-J3 101.1630 101.6200 42.8680 43.1450
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 60617.28615385
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME 45 Eri
HIERARCH ESO INS SOBJ NAME HD_28749
RA 67.969442
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 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 379.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 112
HIERARCH ESO ISS PBL12 START 67.409
HIERARCH ESO ISS PBL12 END 67.642
HIERARCH ESO ISS PBLA12 START 54.1
HIERARCH ESO ISS PBLA12 END 54.2
HIERARCH ESO ISS PBL13 START 32.001
HIERARCH ESO ISS PBL13 END 32.001
HIERARCH ESO ISS PBLA13 START 72.8
HIERARCH ESO ISS PBLA13 END 72.8
HIERARCH ESO ISS PBL14 START 129.879
HIERARCH ESO ISS PBL14 END 130.393
HIERARCH ESO ISS PBLA14 START 49.933
HIERARCH ESO ISS PBLA14 END 50.123
HIERARCH ESO ISS PBL23 START 38.499
HIERARCH ESO ISS PBL23 END 38.678
HIERARCH ESO ISS PBLA23 START 218.6
HIERARCH ESO ISS PBLA23 END 218.9
HIERARCH ESO ISS PBL24 START 62.836
HIERARCH ESO ISS PBL24 END 63.11
HIERARCH ESO ISS PBLA24 START 45.478
HIERARCH ESO ISS PBLA24 END 45.722
HIERARCH ESO ISS PBL34 START 101.163
HIERARCH ESO ISS PBL34 END 101.62
HIERARCH ESO ISS PBLA34 START 42.868
HIERARCH ESO ISS PBLA34 END 43.145
HIERARCH ESO ISS AMBI TAU0 START 0.007983
HIERARCH ESO ISS AMBI TAU0 END 0.007177
HIERARCH ESO ISS AMBI TEMP 13.64
HIERARCH ESO ISS AMBI FWHM START 0.55
HIERARCH ESO ISS AMBI FWHM END 0.61