Exposure
ID
GRAVI.2024-11-24T06:44:47.457_1
Header ID
GRAVI.2024-11-24T06:44:47.457
Date updated
2024-11-24 07:00:44 UTC+0000
Release date
2025-11-24 07:00:44 UTC+0000
UTC Start
2024-11-24 06:44:47.457
UTC End
2024-11-24 06:50:23.457
MJD Start
60638.28110483
MJD End
60638.2849937189
Exposure time (s)
336.0
Validation level
1
Tau 0: Coherence time (s)
0.0075405
Ambient temperature (°C)
14.47
Seeing (arcsec)
0.6
Observation
ID
62005
Category
science
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
46110
Name
eps_Eri
RA
53.226081
DEC
-9.45818
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 43.4290 43.3540 172.3000 173.4000
A0-J2 97.7280 95.4510 101.7000 102.2000
A0-J6 168.0650 167.6730 35.6240 35.6950
B5-J2 92.8440 91.1680 75.5000 75.5000
B5-J6 201.8810 201.8470 27.1380 27.3770
J2-J6 156.4570 156.4930 0.7990 1.6620
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27JH.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60638.28110483
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME eps Eri
HIERARCH ESO INS SOBJ NAME eps_Eri
RA 53.226081
DEC -9.45818
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 43.429
HIERARCH ESO ISS PBL12 END 43.354
HIERARCH ESO ISS PBLA12 START 172.3
HIERARCH ESO ISS PBLA12 END 173.4
HIERARCH ESO ISS PBL13 START 97.728
HIERARCH ESO ISS PBL13 END 95.451
HIERARCH ESO ISS PBLA13 START 101.7
HIERARCH ESO ISS PBLA13 END 102.2
HIERARCH ESO ISS PBL14 START 168.065
HIERARCH ESO ISS PBL14 END 167.673
HIERARCH ESO ISS PBLA14 START 35.624
HIERARCH ESO ISS PBLA14 END 35.695
HIERARCH ESO ISS PBL23 START 92.844
HIERARCH ESO ISS PBL23 END 91.168
HIERARCH ESO ISS PBLA23 START 75.5
HIERARCH ESO ISS PBLA23 END 75.5
HIERARCH ESO ISS PBL24 START 201.881
HIERARCH ESO ISS PBL24 END 201.847
HIERARCH ESO ISS PBLA24 START 27.138
HIERARCH ESO ISS PBLA24 END 27.377
HIERARCH ESO ISS PBL34 START 156.457
HIERARCH ESO ISS PBL34 END 156.493
HIERARCH ESO ISS PBLA34 START 0.799
HIERARCH ESO ISS PBLA34 END 1.662
HIERARCH ESO ISS AMBI TAU0 START 0.007292
HIERARCH ESO ISS AMBI TAU0 END 0.007789
HIERARCH ESO ISS AMBI TEMP 14.47
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.58