Exposure
ID
GRAVI.2024-11-04T07:17:30.571_1
Header ID
GRAVI.2024-11-04T07:17:30.571
Date updated
2024-11-04 07:35:34 UTC+0000
Release date
2025-11-04 07:35:34 UTC+0000
UTC Start
2024-11-04 07:17:30.571
UTC End
2024-11-04 07:23:06.571
MJD Start
60618.30382605
MJD End
60618.3077149389
Exposure time (s)
336.0
Validation level
1
Tau 0: Coherence time (s)
0.0047405
Ambient temperature (°C)
11.81
Seeing (arcsec)
0.55
Observation
ID
61426
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
45647
Name
eps_Eri
RA
53.227244
DEC
-9.45817
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 59.5430 58.6190 277.0000 277.4000
K0-D0 88.3470 87.3340 255.2000 255.3000
K0-J3 51.6460 51.5030 346.4460 347.3830
G2-D0 39.7920 39.7150 221.4000 221.5000
G2-J3 63.6490 63.4260 47.5920 47.6640
D0-J3 103.2990 103.0020 45.2160 45.3080
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 60618.30382605
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME eps Eri
HIERARCH ESO INS SOBJ NAME eps_Eri
RA 53.227244
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 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 59.543
HIERARCH ESO ISS PBL12 END 58.619
HIERARCH ESO ISS PBLA12 START 277.0
HIERARCH ESO ISS PBLA12 END 277.4
HIERARCH ESO ISS PBL13 START 88.347
HIERARCH ESO ISS PBL13 END 87.334
HIERARCH ESO ISS PBLA13 START 255.2
HIERARCH ESO ISS PBLA13 END 255.3
HIERARCH ESO ISS PBL14 START 51.646
HIERARCH ESO ISS PBL14 END 51.503
HIERARCH ESO ISS PBLA14 START 346.446
HIERARCH ESO ISS PBLA14 END 347.383
HIERARCH ESO ISS PBL23 START 39.792
HIERARCH ESO ISS PBL23 END 39.715
HIERARCH ESO ISS PBLA23 START 221.4
HIERARCH ESO ISS PBLA23 END 221.5
HIERARCH ESO ISS PBL24 START 63.649
HIERARCH ESO ISS PBL24 END 63.426
HIERARCH ESO ISS PBLA24 START 47.592
HIERARCH ESO ISS PBLA24 END 47.664
HIERARCH ESO ISS PBL34 START 103.299
HIERARCH ESO ISS PBL34 END 103.002
HIERARCH ESO ISS PBLA34 START 45.216
HIERARCH ESO ISS PBLA34 END 45.308
HIERARCH ESO ISS AMBI TAU0 START 0.005873
HIERARCH ESO ISS AMBI TAU0 END 0.003608
HIERARCH ESO ISS AMBI TEMP 11.81
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.58