Exposure
ID
GRAVI.2024-11-24T04:38:05.135_1
Header ID
GRAVI.2024-11-24T04:38:05.135
Date updated
2024-11-24 04:55:49 UTC+0000
Release date
2024-11-24 04:38:05 UTC+0000
UTC Start
2024-11-24 04:38:05.135
UTC End
2024-11-24 04:43:41.135
MJD Start
60638.19311499
MJD End
60638.197003878886
Exposure time (s)
336.0
Validation level
1
Tau 0: Coherence time (s)
0.0089025
Ambient temperature (°C)
15.05
Seeing (arcsec)
0.5249999999999999
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 46.1170 45.8840 147.5000 148.0000
A0-J2 128.8640 129.0850 92.6000 92.6000
A0-J6 154.3860 155.2390 26.1330 26.7680
B5-J2 109.0900 109.7170 72.3000 72.4000
B5-J6 182.6780 183.2490 13.6830 14.3980
J2-J6 156.6450 155.9960 337.1880 337.7620
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 60638.19311499
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 46.117
HIERARCH ESO ISS PBL12 END 45.884
HIERARCH ESO ISS PBLA12 START 147.5
HIERARCH ESO ISS PBLA12 END 148.0
HIERARCH ESO ISS PBL13 START 128.864
HIERARCH ESO ISS PBL13 END 129.085
HIERARCH ESO ISS PBLA13 START 92.6
HIERARCH ESO ISS PBLA13 END 92.6
HIERARCH ESO ISS PBL14 START 154.386
HIERARCH ESO ISS PBL14 END 155.239
HIERARCH ESO ISS PBLA14 START 26.133
HIERARCH ESO ISS PBLA14 END 26.768
HIERARCH ESO ISS PBL23 START 109.09
HIERARCH ESO ISS PBL23 END 109.717
HIERARCH ESO ISS PBLA23 START 72.3
HIERARCH ESO ISS PBLA23 END 72.4
HIERARCH ESO ISS PBL24 START 182.678
HIERARCH ESO ISS PBL24 END 183.249
HIERARCH ESO ISS PBLA24 START 13.683
HIERARCH ESO ISS PBLA24 END 14.398
HIERARCH ESO ISS PBL34 START 156.645
HIERARCH ESO ISS PBL34 END 155.996
HIERARCH ESO ISS PBLA34 START 337.188
HIERARCH ESO ISS PBLA34 END 337.762
HIERARCH ESO ISS AMBI TAU0 START 0.007777
HIERARCH ESO ISS AMBI TAU0 END 0.010028
HIERARCH ESO ISS AMBI TEMP 15.05
HIERARCH ESO ISS AMBI FWHM START 0.57
HIERARCH ESO ISS AMBI FWHM END 0.48