Exposure
ID
GRAVI.2024-10-05T04:11:16.176_1
Header ID
GRAVI.2024-10-05T04:11:16.176
Date updated
2024-10-05 04:25:27 UTC+0000
Release date
2025-10-05 04:25:27 UTC+0000
UTC Start
2024-10-05 04:11:16.176
UTC End
2024-10-05 04:16:52.176
MJD Start
60588.17449278
MJD End
60588.1783816689
Exposure time (s)
336.0
Validation level
1
Tau 0: Coherence time (s)
0.009943
Ambient temperature (°C)
17.33
Seeing (arcsec)
0.615
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 47.4100 47.5840 142.5000 142.5000
A0-J2 90.8280 93.2690 84.1000 84.5000
A0-J6 152.7640 152.8430 1.7640 2.7680
B5-J2 77.3460 79.0830 52.6000 53.8000
B5-J6 191.8260 191.6220 352.7640 353.5280
J2-J6 166.9980 167.2320 329.1520 329.2730
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 60588.17449278
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 47.41
HIERARCH ESO ISS PBL12 END 47.584
HIERARCH ESO ISS PBLA12 START 142.5
HIERARCH ESO ISS PBLA12 END 142.5
HIERARCH ESO ISS PBL13 START 90.828
HIERARCH ESO ISS PBL13 END 93.269
HIERARCH ESO ISS PBLA13 START 84.1
HIERARCH ESO ISS PBLA13 END 84.5
HIERARCH ESO ISS PBL14 START 152.764
HIERARCH ESO ISS PBL14 END 152.843
HIERARCH ESO ISS PBLA14 START 1.764
HIERARCH ESO ISS PBLA14 END 2.768
HIERARCH ESO ISS PBL23 START 77.346
HIERARCH ESO ISS PBL23 END 79.083
HIERARCH ESO ISS PBLA23 START 52.6
HIERARCH ESO ISS PBLA23 END 53.8
HIERARCH ESO ISS PBL24 START 191.826
HIERARCH ESO ISS PBL24 END 191.622
HIERARCH ESO ISS PBLA24 START 352.764
HIERARCH ESO ISS PBLA24 END 353.528
HIERARCH ESO ISS PBL34 START 166.998
HIERARCH ESO ISS PBL34 END 167.232
HIERARCH ESO ISS PBLA34 START 329.152
HIERARCH ESO ISS PBLA34 END 329.273
HIERARCH ESO ISS AMBI TAU0 START 0.009305
HIERARCH ESO ISS AMBI TAU0 END 0.010581
HIERARCH ESO ISS AMBI TEMP 17.33
HIERARCH ESO ISS AMBI FWHM START 0.68
HIERARCH ESO ISS AMBI FWHM END 0.55