Exposure
ID
GRAVI.2024-10-02T06:05:01.792_1
Header ID
GRAVI.2024-10-02T06:05:01.792
Date updated
2024-10-02 06:20:38 UTC+0000
Release date
2025-10-02 06:20:38 UTC+0000
UTC Start
2024-10-02 06:05:01.792
UTC End
2024-10-02 06:10:37.792
MJD Start
60585.25349296
MJD End
60585.25738184889
Exposure time (s)
336.0
Validation level
1
Tau 0: Coherence time (s)
0.0059565
Ambient temperature (°C)
14.47
Seeing (arcsec)
0.795
Observation
ID
60905
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
45294
Name
eps_Eri
RA
53.225044
DEC
-9.45816
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 B2 J2 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 25.2880 25.2970 136.6000 136.9000
A0-J2 121.3100 122.4730 89.3000 89.6000
A0-C1 22.0830 22.2000 112.1780 112.3110
B2-J2 105.8200 106.9490 79.2000 79.5000
B2-C1 10.5110 10.5450 17.0660 17.9020
J2-C1 101.3280 102.3610 264.4330 264.7450
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 60585.25349296
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME eps Eri
HIERARCH ESO INS SOBJ NAME eps_Eri
RA 53.225044
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 B2
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 379.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 112
HIERARCH ESO ISS PBL12 START 25.288
HIERARCH ESO ISS PBL12 END 25.297
HIERARCH ESO ISS PBLA12 START 136.6
HIERARCH ESO ISS PBLA12 END 136.9
HIERARCH ESO ISS PBL13 START 121.31
HIERARCH ESO ISS PBL13 END 122.473
HIERARCH ESO ISS PBLA13 START 89.3
HIERARCH ESO ISS PBLA13 END 89.6
HIERARCH ESO ISS PBL14 START 22.083
HIERARCH ESO ISS PBL14 END 22.2
HIERARCH ESO ISS PBLA14 START 112.178
HIERARCH ESO ISS PBLA14 END 112.311
HIERARCH ESO ISS PBL23 START 105.82
HIERARCH ESO ISS PBL23 END 106.949
HIERARCH ESO ISS PBLA23 START 79.2
HIERARCH ESO ISS PBLA23 END 79.5
HIERARCH ESO ISS PBL24 START 10.511
HIERARCH ESO ISS PBL24 END 10.545
HIERARCH ESO ISS PBLA24 START 17.066
HIERARCH ESO ISS PBLA24 END 17.902
HIERARCH ESO ISS PBL34 START 101.328
HIERARCH ESO ISS PBL34 END 102.361
HIERARCH ESO ISS PBLA34 START 264.433
HIERARCH ESO ISS PBLA34 END 264.745
HIERARCH ESO ISS AMBI TAU0 START 0.005657
HIERARCH ESO ISS AMBI TAU0 END 0.006256
HIERARCH ESO ISS AMBI TEMP 14.47
HIERARCH ESO ISS AMBI FWHM START 0.79
HIERARCH ESO ISS AMBI FWHM END 0.8