Exposure
ID
GRAVI.2024-11-10T07:53:18.447_1
Header ID
GRAVI.2024-11-10T07:53:18.447
Date updated
2024-11-10 08:10:35 UTC+0000
Release date
2025-11-10 08:10:35 UTC+0000
UTC Start
2024-11-10 07:53:18.447
UTC End
2024-11-10 07:58:54.447
MJD Start
60624.32868573
MJD End
60624.3325746189
Exposure time (s)
336.0
Validation level
1
Tau 0: Coherence time (s)
0.009933
Ambient temperature (°C)
13.43
Seeing (arcsec)
0.515
Observation
ID
61540
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
45723
Name
eps_Eri
RA
53.227233
DEC
-9.45818
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 49.2440 47.9680 281.2000 281.8000
K0-D0 76.4360 74.8870 255.5000 255.4000
K0-J3 50.6840 50.6400 355.7540 356.7810
G2-D0 38.5430 38.3450 221.8000 221.7000
G2-J3 60.5350 60.0790 47.3980 47.2560
D0-J3 98.9660 98.3150 45.2200 45.1010
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 60624.32868573
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME eps Eri
HIERARCH ESO INS SOBJ NAME eps_Eri
RA 53.227233
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 K0
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 49.244
HIERARCH ESO ISS PBL12 END 47.968
HIERARCH ESO ISS PBLA12 START 281.2
HIERARCH ESO ISS PBLA12 END 281.8
HIERARCH ESO ISS PBL13 START 76.436
HIERARCH ESO ISS PBL13 END 74.887
HIERARCH ESO ISS PBLA13 START 255.5
HIERARCH ESO ISS PBLA13 END 255.4
HIERARCH ESO ISS PBL14 START 50.684
HIERARCH ESO ISS PBL14 END 50.64
HIERARCH ESO ISS PBLA14 START 355.754
HIERARCH ESO ISS PBLA14 END 356.781
HIERARCH ESO ISS PBL23 START 38.543
HIERARCH ESO ISS PBL23 END 38.345
HIERARCH ESO ISS PBLA23 START 221.8
HIERARCH ESO ISS PBLA23 END 221.7
HIERARCH ESO ISS PBL24 START 60.535
HIERARCH ESO ISS PBL24 END 60.079
HIERARCH ESO ISS PBLA24 START 47.398
HIERARCH ESO ISS PBLA24 END 47.256
HIERARCH ESO ISS PBL34 START 98.966
HIERARCH ESO ISS PBL34 END 98.315
HIERARCH ESO ISS PBLA34 START 45.22
HIERARCH ESO ISS PBLA34 END 45.101
HIERARCH ESO ISS AMBI TAU0 START 0.010942
HIERARCH ESO ISS AMBI TAU0 END 0.008924
HIERARCH ESO ISS AMBI TEMP 13.43
HIERARCH ESO ISS AMBI FWHM START 0.56
HIERARCH ESO ISS AMBI FWHM END 0.47