Exposure
ID
GRAVI.2024-11-22T06:58:13.466_1
Header ID
GRAVI.2024-11-22T06:58:13.466
Date updated
2024-11-22 07:15:43 UTC+0000
Release date
2025-11-22 07:15:43 UTC+0000
UTC Start
2024-11-22 06:58:13.466
UTC End
2024-11-22 07:03:49.466
MJD Start
60636.29043363
MJD End
60636.2943225189
Exposure time (s)
336.0
Validation level
1
Tau 0: Coherence time (s)
0.009635
Ambient temperature (°C)
13.18
Seeing (arcsec)
0.635
Observation
ID
61953
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
46071
Name
eps_Eri
RA
53.224958
DEC
-9.45818
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 67.5230 66.3390 133.6000 134.8000
A0-J2 95.7240 93.3920 102.2000 102.8000
A0-K0 104.4140 102.4360 75.5170 75.4910
G1-J2 51.8200 51.1860 59.5000 59.3000
G1-K0 89.4350 89.2060 35.6780 35.7320
J2-K0 46.9300 46.9870 9.2270 9.8990
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 60636.29043363
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME eps Eri
HIERARCH ESO INS SOBJ NAME eps_Eri
RA 53.224958
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 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 67.523
HIERARCH ESO ISS PBL12 END 66.339
HIERARCH ESO ISS PBLA12 START 133.6
HIERARCH ESO ISS PBLA12 END 134.8
HIERARCH ESO ISS PBL13 START 95.724
HIERARCH ESO ISS PBL13 END 93.392
HIERARCH ESO ISS PBLA13 START 102.2
HIERARCH ESO ISS PBLA13 END 102.8
HIERARCH ESO ISS PBL14 START 104.414
HIERARCH ESO ISS PBL14 END 102.436
HIERARCH ESO ISS PBLA14 START 75.517
HIERARCH ESO ISS PBLA14 END 75.491
HIERARCH ESO ISS PBL23 START 51.82
HIERARCH ESO ISS PBL23 END 51.186
HIERARCH ESO ISS PBLA23 START 59.5
HIERARCH ESO ISS PBLA23 END 59.3
HIERARCH ESO ISS PBL24 START 89.435
HIERARCH ESO ISS PBL24 END 89.206
HIERARCH ESO ISS PBLA24 START 35.678
HIERARCH ESO ISS PBLA24 END 35.732
HIERARCH ESO ISS PBL34 START 46.93
HIERARCH ESO ISS PBL34 END 46.987
HIERARCH ESO ISS PBLA34 START 9.227
HIERARCH ESO ISS PBLA34 END 9.899
HIERARCH ESO ISS AMBI TAU0 START 0.010679
HIERARCH ESO ISS AMBI TAU0 END 0.008591
HIERARCH ESO ISS AMBI TEMP 13.18
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.63