Exposure
ID
GRAVI.2024-11-24T07:09:47.520_1
Header ID
GRAVI.2024-11-24T07:09:47.520
Date updated
2024-11-24 07:25:28 UTC+0000
Release date
2024-11-24 07:09:47 UTC+0000
UTC Start
2024-11-24 07:09:47.520
UTC End
2024-11-24 07:15:23.520
MJD Start
60638.29846667
MJD End
60638.30235555889
Exposure time (s)
336.0
Validation level
1
Tau 0: Coherence time (s)
0.0050925
Ambient temperature (°C)
13.61
Seeing (arcsec)
0.9299999999999999
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 40.1460 39.9640 165.6000 166.7000
A0-J2 107.6120 105.6080 93.1000 93.1000
A0-J6 169.1450 169.3390 34.9700 35.0650
B5-J2 102.9520 101.7710 71.2000 71.0000
B5-J6 197.6570 198.1420 26.1030 26.3890
J2-J6 144.7700 144.6180 355.8310 356.7590
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 60638.29846667
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 40.146
HIERARCH ESO ISS PBL12 END 39.964
HIERARCH ESO ISS PBLA12 START 165.6
HIERARCH ESO ISS PBLA12 END 166.7
HIERARCH ESO ISS PBL13 START 107.612
HIERARCH ESO ISS PBL13 END 105.608
HIERARCH ESO ISS PBLA13 START 93.1
HIERARCH ESO ISS PBLA13 END 93.1
HIERARCH ESO ISS PBL14 START 169.145
HIERARCH ESO ISS PBL14 END 169.339
HIERARCH ESO ISS PBLA14 START 34.97
HIERARCH ESO ISS PBLA14 END 35.065
HIERARCH ESO ISS PBL23 START 102.952
HIERARCH ESO ISS PBL23 END 101.771
HIERARCH ESO ISS PBLA23 START 71.2
HIERARCH ESO ISS PBLA23 END 71.0
HIERARCH ESO ISS PBL24 START 197.657
HIERARCH ESO ISS PBL24 END 198.142
HIERARCH ESO ISS PBLA24 START 26.103
HIERARCH ESO ISS PBLA24 END 26.389
HIERARCH ESO ISS PBL34 START 144.77
HIERARCH ESO ISS PBL34 END 144.618
HIERARCH ESO ISS PBLA34 START 355.831
HIERARCH ESO ISS PBLA34 END 356.759
HIERARCH ESO ISS AMBI TAU0 START 0.005171
HIERARCH ESO ISS AMBI TAU0 END 0.005014
HIERARCH ESO ISS AMBI TEMP 13.61
HIERARCH ESO ISS AMBI FWHM START 0.9
HIERARCH ESO ISS AMBI FWHM END 0.96