Exposure
ID
GRAVI.2024-10-18T06:57:38.354_1
Header ID
GRAVI.2024-10-18T06:57:38.354
Date updated
2024-10-18 07:15:38 UTC+0000
Release date
2025-10-18 07:15:37 UTC+0000
UTC Start
2024-10-18 06:57:38.354
UTC End
2024-10-18 07:03:14.354
MJD Start
60601.29002725
MJD End
60601.2939161389
Exposure time (s)
336.0
Validation level
1
Tau 0: Coherence time (s)
0.00628
Ambient temperature (°C)
15.86
Seeing (arcsec)
0.555
Observation
ID
61008
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
45376
Name
eps_Eri
RA
53.225019
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 88.0100 87.4760 117.1000 117.5000
A0-J2 127.8580 127.3020 94.0000 94.3000
A0-K0 127.8710 127.6900 72.9630 73.1950
G1-J2 58.1840 58.2210 57.7000 58.0000
G1-K0 89.0920 89.2970 29.5170 30.0030
J2-K0 46.7350 46.6960 353.5060 354.2120
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 60601.29002725
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME eps Eri
HIERARCH ESO INS SOBJ NAME eps_Eri
RA 53.225019
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 88.01
HIERARCH ESO ISS PBL12 END 87.476
HIERARCH ESO ISS PBLA12 START 117.1
HIERARCH ESO ISS PBLA12 END 117.5
HIERARCH ESO ISS PBL13 START 127.858
HIERARCH ESO ISS PBL13 END 127.302
HIERARCH ESO ISS PBLA13 START 94.0
HIERARCH ESO ISS PBLA13 END 94.3
HIERARCH ESO ISS PBL14 START 127.871
HIERARCH ESO ISS PBL14 END 127.69
HIERARCH ESO ISS PBLA14 START 72.963
HIERARCH ESO ISS PBLA14 END 73.195
HIERARCH ESO ISS PBL23 START 58.184
HIERARCH ESO ISS PBL23 END 58.221
HIERARCH ESO ISS PBLA23 START 57.7
HIERARCH ESO ISS PBLA23 END 58.0
HIERARCH ESO ISS PBL24 START 89.092
HIERARCH ESO ISS PBL24 END 89.297
HIERARCH ESO ISS PBLA24 START 29.517
HIERARCH ESO ISS PBLA24 END 30.003
HIERARCH ESO ISS PBL34 START 46.735
HIERARCH ESO ISS PBL34 END 46.696
HIERARCH ESO ISS PBLA34 START 353.506
HIERARCH ESO ISS PBLA34 END 354.212
HIERARCH ESO ISS AMBI TAU0 START 0.005177
HIERARCH ESO ISS AMBI TAU0 END 0.007383
HIERARCH ESO ISS AMBI TEMP 15.86
HIERARCH ESO ISS AMBI FWHM START 0.6
HIERARCH ESO ISS AMBI FWHM END 0.51