Exposure
ID
GRAVI.2024-11-24T05:41:11.295_1
Header ID
GRAVI.2024-11-24T05:41:11.295
Date updated
2024-11-24 06:00:44 UTC+0000
Release date
2025-11-24 06:00:44 UTC+0000
UTC Start
2024-11-24 05:41:11.295
UTC End
2024-11-24 05:46:47.295
MJD Start
60638.23693629
MJD End
60638.2408251789
Exposure time (s)
336.0
Validation level
1
Tau 0: Coherence time (s)
0.0067905
Ambient temperature (°C)
14.1
Seeing (arcsec)
0.755
Observation
ID
62005
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
46110
Name
eps_Eri
RA
53.226081
DEC
-9.45818
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 44.6730 44.5180 162.5000 163.4000
A0-J2 116.7840 115.2580 97.4000 97.7000
A0-J6 169.6640 169.6920 33.7930 34.0620
B5-J2 106.0230 105.0450 74.9000 75.0000
B5-J6 200.6410 200.8750 23.7830 24.1890
J2-J6 157.4700 157.2650 352.1670 352.9960
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 60638.23693629
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME eps Eri
HIERARCH ESO INS SOBJ NAME eps_Eri
RA 53.226081
DEC -9.45818
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 44.673
HIERARCH ESO ISS PBL12 END 44.518
HIERARCH ESO ISS PBLA12 START 162.5
HIERARCH ESO ISS PBLA12 END 163.4
HIERARCH ESO ISS PBL13 START 116.784
HIERARCH ESO ISS PBL13 END 115.258
HIERARCH ESO ISS PBLA13 START 97.4
HIERARCH ESO ISS PBLA13 END 97.7
HIERARCH ESO ISS PBL14 START 169.664
HIERARCH ESO ISS PBL14 END 169.692
HIERARCH ESO ISS PBLA14 START 33.793
HIERARCH ESO ISS PBLA14 END 34.062
HIERARCH ESO ISS PBL23 START 106.023
HIERARCH ESO ISS PBL23 END 105.045
HIERARCH ESO ISS PBLA23 START 74.9
HIERARCH ESO ISS PBLA23 END 75.0
HIERARCH ESO ISS PBL24 START 200.641
HIERARCH ESO ISS PBL24 END 200.875
HIERARCH ESO ISS PBLA24 START 23.783
HIERARCH ESO ISS PBLA24 END 24.189
HIERARCH ESO ISS PBL34 START 157.47
HIERARCH ESO ISS PBL34 END 157.265
HIERARCH ESO ISS PBLA34 START 352.167
HIERARCH ESO ISS PBLA34 END 352.996
HIERARCH ESO ISS AMBI TAU0 START 0.006583
HIERARCH ESO ISS AMBI TAU0 END 0.006998
HIERARCH ESO ISS AMBI TEMP 14.1
HIERARCH ESO ISS AMBI FWHM START 0.72
HIERARCH ESO ISS AMBI FWHM END 0.79