Exposure
ID
GRAVI.2024-10-17T06:58:43.485_1
Header ID
GRAVI.2024-10-17T06:58:43.485
Date updated
2024-10-17 07:15:50 UTC+0000
Release date
2025-10-17 07:15:50 UTC+0000
UTC Start
2024-10-17 06:58:43.485
UTC End
2024-10-17 07:04:19.485
MJD Start
60600.29078108
MJD End
60600.2946699689
Exposure time (s)
336.0
Validation level
1
Tau 0: Coherence time (s)
0.0063335
Ambient temperature (°C)
14.66
Seeing (arcsec)
0.515
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 88.2370 87.7250 116.9000 117.3000
A0-J2 128.0800 127.5670 93.9000 94.2000
A0-K0 127.9250 127.7830 72.8490 73.0920
G1-J2 58.1570 58.2080 57.6000 57.9000
G1-K0 88.9950 89.2050 29.2840 29.7860
J2-K0 46.7550 46.7130 353.1820 353.8910
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 60600.29078108
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 88.237
HIERARCH ESO ISS PBL12 END 87.725
HIERARCH ESO ISS PBLA12 START 116.9
HIERARCH ESO ISS PBLA12 END 117.3
HIERARCH ESO ISS PBL13 START 128.08
HIERARCH ESO ISS PBL13 END 127.567
HIERARCH ESO ISS PBLA13 START 93.9
HIERARCH ESO ISS PBLA13 END 94.2
HIERARCH ESO ISS PBL14 START 127.925
HIERARCH ESO ISS PBL14 END 127.783
HIERARCH ESO ISS PBLA14 START 72.849
HIERARCH ESO ISS PBLA14 END 73.092
HIERARCH ESO ISS PBL23 START 58.157
HIERARCH ESO ISS PBL23 END 58.208
HIERARCH ESO ISS PBLA23 START 57.6
HIERARCH ESO ISS PBLA23 END 57.9
HIERARCH ESO ISS PBL24 START 88.995
HIERARCH ESO ISS PBL24 END 89.205
HIERARCH ESO ISS PBLA24 START 29.284
HIERARCH ESO ISS PBLA24 END 29.786
HIERARCH ESO ISS PBL34 START 46.755
HIERARCH ESO ISS PBL34 END 46.713
HIERARCH ESO ISS PBLA34 START 353.182
HIERARCH ESO ISS PBLA34 END 353.891
HIERARCH ESO ISS AMBI TAU0 START 0.006305
HIERARCH ESO ISS AMBI TAU0 END 0.006362
HIERARCH ESO ISS AMBI TEMP 14.66
HIERARCH ESO ISS AMBI FWHM START 0.49
HIERARCH ESO ISS AMBI FWHM END 0.54