Exposure
ID
GRAVI.2024-11-03T05:10:22.513_1
Header ID
GRAVI.2024-11-03T05:10:22.513
Date updated
2024-11-03 05:25:26 UTC+0000
Release date
2025-11-03 05:25:25 UTC+0000
UTC Start
2024-11-03 05:10:22.513
UTC End
2024-11-03 05:15:58.513
MJD Start
60617.21553834
MJD End
60617.2194272289
Exposure time (s)
336.0
Validation level
1
Tau 0: Coherence time (s)
0.006549
Ambient temperature (°C)
14.75
Seeing (arcsec)
0.49
Observation
ID
61411
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
45638
Name
eps_Eri
RA
53.227245
DEC
-9.45817
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G2 66.7890 67.0780 50.5000 51.0000
A0-D0 31.6880 31.7930 71.0000 71.3000
A0-J3 129.0560 129.6120 46.0090 46.5010
G2-D0 38.7200 38.8680 213.9000 214.5000
G2-J3 62.6940 62.9560 41.2070 41.7350
D0-J3 101.2190 101.6310 38.4130 38.9610
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 60617.21553834
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME eps Eri
HIERARCH ESO INS SOBJ NAME eps_Eri
RA 53.227245
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 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 379.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 112
HIERARCH ESO ISS PBL12 START 66.789
HIERARCH ESO ISS PBL12 END 67.078
HIERARCH ESO ISS PBLA12 START 50.5
HIERARCH ESO ISS PBLA12 END 51.0
HIERARCH ESO ISS PBL13 START 31.688
HIERARCH ESO ISS PBL13 END 31.793
HIERARCH ESO ISS PBLA13 START 71.0
HIERARCH ESO ISS PBLA13 END 71.3
HIERARCH ESO ISS PBL14 START 129.056
HIERARCH ESO ISS PBL14 END 129.612
HIERARCH ESO ISS PBLA14 START 46.009
HIERARCH ESO ISS PBLA14 END 46.501
HIERARCH ESO ISS PBL23 START 38.72
HIERARCH ESO ISS PBL23 END 38.868
HIERARCH ESO ISS PBLA23 START 213.9
HIERARCH ESO ISS PBLA23 END 214.5
HIERARCH ESO ISS PBL24 START 62.694
HIERARCH ESO ISS PBL24 END 62.956
HIERARCH ESO ISS PBLA24 START 41.207
HIERARCH ESO ISS PBLA24 END 41.735
HIERARCH ESO ISS PBL34 START 101.219
HIERARCH ESO ISS PBL34 END 101.631
HIERARCH ESO ISS PBLA34 START 38.413
HIERARCH ESO ISS PBLA34 END 38.961
HIERARCH ESO ISS AMBI TAU0 START 0.005715
HIERARCH ESO ISS AMBI TAU0 END 0.007383
HIERARCH ESO ISS AMBI TEMP 14.75
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.47