Exposure
ID
GRAVI.2024-10-17T07:34:37.576_1
Header ID
GRAVI.2024-10-17T07:34:37.576
Date updated
2024-10-17 07:50:47 UTC+0000
Release date
2025-10-17 07:50:47 UTC+0000
UTC Start
2024-10-17 07:34:37.576
UTC End
2024-10-17 07:40:13.576
MJD Start
60600.31571269
MJD End
60600.3196015789
Exposure time (s)
336.0
Validation level
1
Tau 0: Coherence time (s)
0.004761
Ambient temperature (°C)
14.28
Seeing (arcsec)
0.54
Observation
ID
60993
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
45365
Name
eps_Eri
RA
53.225021
DEC
-9.45817
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 84.6710 83.8980 119.6000 120.2000
A0-J2 123.9010 122.8680 95.5000 95.8000
A0-K0 125.9520 125.3190 74.0600 74.2340
G1-J2 58.0330 57.9070 59.0000 59.1000
G1-K0 90.0070 90.1310 31.8570 32.2380
J2-K0 46.5770 46.5610 357.2700 357.9940
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 60600.31571269
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME eps Eri
HIERARCH ESO INS SOBJ NAME eps_Eri
RA 53.225021
DEC -9.45817
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 379.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 112
HIERARCH ESO ISS PBL12 START 84.671
HIERARCH ESO ISS PBL12 END 83.898
HIERARCH ESO ISS PBLA12 START 119.6
HIERARCH ESO ISS PBLA12 END 120.2
HIERARCH ESO ISS PBL13 START 123.901
HIERARCH ESO ISS PBL13 END 122.868
HIERARCH ESO ISS PBLA13 START 95.5
HIERARCH ESO ISS PBLA13 END 95.8
HIERARCH ESO ISS PBL14 START 125.952
HIERARCH ESO ISS PBL14 END 125.319
HIERARCH ESO ISS PBLA14 START 74.06
HIERARCH ESO ISS PBLA14 END 74.234
HIERARCH ESO ISS PBL23 START 58.033
HIERARCH ESO ISS PBL23 END 57.907
HIERARCH ESO ISS PBLA23 START 59.0
HIERARCH ESO ISS PBLA23 END 59.1
HIERARCH ESO ISS PBL24 START 90.007
HIERARCH ESO ISS PBL24 END 90.131
HIERARCH ESO ISS PBLA24 START 31.857
HIERARCH ESO ISS PBLA24 END 32.238
HIERARCH ESO ISS PBL34 START 46.577
HIERARCH ESO ISS PBL34 END 46.561
HIERARCH ESO ISS PBLA34 START 357.27
HIERARCH ESO ISS PBLA34 END 357.994
HIERARCH ESO ISS AMBI TAU0 START 0.004406
HIERARCH ESO ISS AMBI TAU0 END 0.005116
HIERARCH ESO ISS AMBI TEMP 14.28
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.56