Exposure
ID
GRAVI.2024-10-17T05:56:37.327_1
Header ID
GRAVI.2024-10-17T05:56:37.327
Date updated
2024-10-17 06:15:44 UTC+0000
Release date
2025-10-17 06:15:44 UTC+0000
UTC Start
2024-10-17 05:56:37.327
UTC End
2024-10-17 06:02:13.327
MJD Start
60600.24765425
MJD End
60600.2515431389
Exposure time (s)
336.0
Validation level
1
Tau 0: Coherence time (s)
0.0054515
Ambient temperature (°C)
15.02
Seeing (arcsec)
0.51
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 90.4930 90.5060 113.7000 113.9000
A0-J2 128.0780 128.4980 91.3000 91.6000
A0-K0 124.7720 125.4550 69.8200 70.1900
G1-J2 56.0970 56.4240 53.6000 54.1000
G1-K0 86.4130 86.6990 23.3270 24.0160
J2-K0 47.3370 47.2680 346.6480 347.2660
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 60600.24765425
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 90.493
HIERARCH ESO ISS PBL12 END 90.506
HIERARCH ESO ISS PBLA12 START 113.7
HIERARCH ESO ISS PBLA12 END 113.9
HIERARCH ESO ISS PBL13 START 128.078
HIERARCH ESO ISS PBL13 END 128.498
HIERARCH ESO ISS PBLA13 START 91.3
HIERARCH ESO ISS PBLA13 END 91.6
HIERARCH ESO ISS PBL14 START 124.772
HIERARCH ESO ISS PBL14 END 125.455
HIERARCH ESO ISS PBLA14 START 69.82
HIERARCH ESO ISS PBLA14 END 70.19
HIERARCH ESO ISS PBL23 START 56.097
HIERARCH ESO ISS PBL23 END 56.424
HIERARCH ESO ISS PBLA23 START 53.6
HIERARCH ESO ISS PBLA23 END 54.1
HIERARCH ESO ISS PBL24 START 86.413
HIERARCH ESO ISS PBL24 END 86.699
HIERARCH ESO ISS PBLA24 START 23.327
HIERARCH ESO ISS PBLA24 END 24.016
HIERARCH ESO ISS PBL34 START 47.337
HIERARCH ESO ISS PBL34 END 47.268
HIERARCH ESO ISS PBLA34 START 346.648
HIERARCH ESO ISS PBLA34 END 347.266
HIERARCH ESO ISS AMBI TAU0 START 0.005794
HIERARCH ESO ISS AMBI TAU0 END 0.005109
HIERARCH ESO ISS AMBI TEMP 15.02
HIERARCH ESO ISS AMBI FWHM START 0.53
HIERARCH ESO ISS AMBI FWHM END 0.49