Exposure
ID
GRAVI.2024-10-05T04:24:52.210_1
Header ID
GRAVI.2024-10-05T04:24:52.210
Date updated
2024-10-05 04:40:26 UTC+0000
Release date
2025-10-05 04:40:26 UTC+0000
UTC Start
2024-10-05 04:24:52.210
UTC End
2024-10-05 04:30:28.210
MJD Start
60588.18393762
MJD End
60588.1878265089
Exposure time (s)
336.0
Validation level
1
Tau 0: Coherence time (s)
0.00837
Ambient temperature (°C)
17.64
Seeing (arcsec)
0.61
Observation
ID
60930
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
45314
Name
eps_Eri
RA
53.226166
DEC
-9.45816
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 47.7720 47.9180 142.5000 142.5000
A0-J2 96.0600 98.3600 85.0000 85.3000
A0-J6 152.9800 153.1340 3.9460 4.9450
B5-J2 81.1130 82.8230 55.2000 56.3000
B5-J6 191.4080 191.2510 354.4340 355.2130
J2-J6 167.4650 167.6280 329.4390 329.6020
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 60588.18393762
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME eps Eri
HIERARCH ESO INS SOBJ NAME eps_Eri
RA 53.226166
DEC -9.45816
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 379.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 112
HIERARCH ESO ISS PBL12 START 47.772
HIERARCH ESO ISS PBL12 END 47.918
HIERARCH ESO ISS PBLA12 START 142.5
HIERARCH ESO ISS PBLA12 END 142.5
HIERARCH ESO ISS PBL13 START 96.06
HIERARCH ESO ISS PBL13 END 98.36
HIERARCH ESO ISS PBLA13 START 85.0
HIERARCH ESO ISS PBLA13 END 85.3
HIERARCH ESO ISS PBL14 START 152.98
HIERARCH ESO ISS PBL14 END 153.134
HIERARCH ESO ISS PBLA14 START 3.946
HIERARCH ESO ISS PBLA14 END 4.945
HIERARCH ESO ISS PBL23 START 81.113
HIERARCH ESO ISS PBL23 END 82.823
HIERARCH ESO ISS PBLA23 START 55.2
HIERARCH ESO ISS PBLA23 END 56.3
HIERARCH ESO ISS PBL24 START 191.408
HIERARCH ESO ISS PBL24 END 191.251
HIERARCH ESO ISS PBLA24 START 354.434
HIERARCH ESO ISS PBLA24 END 355.213
HIERARCH ESO ISS PBL34 START 167.465
HIERARCH ESO ISS PBL34 END 167.628
HIERARCH ESO ISS PBLA34 START 329.439
HIERARCH ESO ISS PBLA34 END 329.602
HIERARCH ESO ISS AMBI TAU0 START 0.008149
HIERARCH ESO ISS AMBI TAU0 END 0.008591
HIERARCH ESO ISS AMBI TEMP 17.64
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.6