Exposure
ID
GRAVI.2024-10-18T08:42:05.620_1
Header ID
GRAVI.2024-10-18T08:42:05.620
Date updated
2024-10-18 09:00:46 UTC+0000
Release date
2025-10-18 09:00:46 UTC+0000
UTC Start
2024-10-18 08:42:05.620
UTC End
2024-10-18 08:47:41.620
MJD Start
60601.36256505
MJD End
60601.3664539389
Exposure time (s)
336.0
Validation level
1
Tau 0: Coherence time (s)
0.005479
Ambient temperature (°C)
15.71
Seeing (arcsec)
0.46
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 73.7620 72.6290 127.8000 128.8000
A0-J2 107.1240 105.1540 99.6000 100.0000
A0-K0 113.7790 112.2030 75.4100 75.4590
G1-J2 54.7430 54.2630 59.9000 59.9000
G1-K0 90.2750 90.1680 35.0520 35.2120
J2-K0 46.6810 46.7190 5.4970 6.2050
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 60601.36256505
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 73.762
HIERARCH ESO ISS PBL12 END 72.629
HIERARCH ESO ISS PBLA12 START 127.8
HIERARCH ESO ISS PBLA12 END 128.8
HIERARCH ESO ISS PBL13 START 107.124
HIERARCH ESO ISS PBL13 END 105.154
HIERARCH ESO ISS PBLA13 START 99.6
HIERARCH ESO ISS PBLA13 END 100.0
HIERARCH ESO ISS PBL14 START 113.779
HIERARCH ESO ISS PBL14 END 112.203
HIERARCH ESO ISS PBLA14 START 75.41
HIERARCH ESO ISS PBLA14 END 75.459
HIERARCH ESO ISS PBL23 START 54.743
HIERARCH ESO ISS PBL23 END 54.263
HIERARCH ESO ISS PBLA23 START 59.9
HIERARCH ESO ISS PBLA23 END 59.9
HIERARCH ESO ISS PBL24 START 90.275
HIERARCH ESO ISS PBL24 END 90.168
HIERARCH ESO ISS PBLA24 START 35.052
HIERARCH ESO ISS PBLA24 END 35.212
HIERARCH ESO ISS PBL34 START 46.681
HIERARCH ESO ISS PBL34 END 46.719
HIERARCH ESO ISS PBLA34 START 5.497
HIERARCH ESO ISS PBLA34 END 6.205
HIERARCH ESO ISS AMBI TAU0 START 0.006019
HIERARCH ESO ISS AMBI TAU0 END 0.004939
HIERARCH ESO ISS AMBI TEMP 15.71
HIERARCH ESO ISS AMBI FWHM START 0.46
HIERARCH ESO ISS AMBI FWHM END 0.46