Exposure
ID
GRAVI.2024-10-02T06:18:37.827_1
Header ID
GRAVI.2024-10-02T06:18:37.827
Date updated
2024-10-02 06:35:46 UTC+0000
Release date
2025-10-02 06:35:46 UTC+0000
UTC Start
2024-10-02 06:18:37.827
UTC End
2024-10-02 06:24:13.827
MJD Start
60585.26293781
MJD End
60585.26682669889
Exposure time (s)
336.0
Validation level
1
Tau 0: Coherence time (s)
0.0069745
Ambient temperature (°C)
14.52
Seeing (arcsec)
0.7
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 25.2980 25.2890 137.2000 137.4000
A0-J2 123.7150 124.6830 89.9000 90.1000
A0-C1 22.3180 22.4040 112.4840 112.6490
B2-J2 108.1700 109.1370 80.0000 80.3000
B2-C1 10.5850 10.6200 18.8540 19.6520
J2-C1 103.4710 104.3430 265.0990 265.3950
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 60585.26293781
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 25.298
HIERARCH ESO ISS PBL12 END 25.289
HIERARCH ESO ISS PBLA12 START 137.2
HIERARCH ESO ISS PBLA12 END 137.4
HIERARCH ESO ISS PBL13 START 123.715
HIERARCH ESO ISS PBL13 END 124.683
HIERARCH ESO ISS PBLA13 START 89.9
HIERARCH ESO ISS PBLA13 END 90.1
HIERARCH ESO ISS PBL14 START 22.318
HIERARCH ESO ISS PBL14 END 22.404
HIERARCH ESO ISS PBLA14 START 112.484
HIERARCH ESO ISS PBLA14 END 112.649
HIERARCH ESO ISS PBL23 START 108.17
HIERARCH ESO ISS PBL23 END 109.137
HIERARCH ESO ISS PBLA23 START 80.0
HIERARCH ESO ISS PBLA23 END 80.3
HIERARCH ESO ISS PBL24 START 10.585
HIERARCH ESO ISS PBL24 END 10.62
HIERARCH ESO ISS PBLA24 START 18.854
HIERARCH ESO ISS PBLA24 END 19.652
HIERARCH ESO ISS PBL34 START 103.471
HIERARCH ESO ISS PBL34 END 104.343
HIERARCH ESO ISS PBLA34 START 265.099
HIERARCH ESO ISS PBLA34 END 265.395
HIERARCH ESO ISS AMBI TAU0 START 0.007157
HIERARCH ESO ISS AMBI TAU0 END 0.006792
HIERARCH ESO ISS AMBI TEMP 14.52
HIERARCH ESO ISS AMBI FWHM START 0.74
HIERARCH ESO ISS AMBI FWHM END 0.66