Exposure
ID
GRAVI.2024-10-01T06:28:54.945_1
Header ID
GRAVI.2024-10-01T06:28:54.945
Date updated
2024-10-01 06:45:37 UTC+0000
Release date
2024-10-01 06:28:54 UTC+0000
UTC Start
2024-10-01 06:28:54.945
UTC End
2024-10-01 06:34:30.945
MJD Start
60584.27008038
MJD End
60584.2739692689
Exposure time (s)
336.0
Validation level
1
Tau 0: Coherence time (s)
0.004391
Ambient temperature (°C)
13.8
Seeing (arcsec)
0.77
Observation
ID
60888
Category
calibrator
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
45284
Name
HD_28749
RA
67.967219
DEC
-0.04405
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 25.2880 25.2980 136.2000 136.2000
A0-D0 25.5400 26.0240 68.3000 68.7000
A0-C1 21.5440 21.7090 114.7740 114.5700
B2-D0 28.4090 28.5250 12.7000 13.7000
B2-C1 9.4650 9.5030 12.6190 13.6120
D0-C1 18.9440 19.0210 192.6900 193.6830
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27JH.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60584.27008038
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME 45 Eri
HIERARCH ESO INS SOBJ NAME HD_28749
RA 67.967219
DEC -0.04405
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 D0
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 25.298
HIERARCH ESO ISS PBLA12 START 136.2
HIERARCH ESO ISS PBLA12 END 136.2
HIERARCH ESO ISS PBL13 START 25.54
HIERARCH ESO ISS PBL13 END 26.024
HIERARCH ESO ISS PBLA13 START 68.3
HIERARCH ESO ISS PBLA13 END 68.7
HIERARCH ESO ISS PBL14 START 21.544
HIERARCH ESO ISS PBL14 END 21.709
HIERARCH ESO ISS PBLA14 START 114.774
HIERARCH ESO ISS PBLA14 END 114.57
HIERARCH ESO ISS PBL23 START 28.409
HIERARCH ESO ISS PBL23 END 28.525
HIERARCH ESO ISS PBLA23 START 12.7
HIERARCH ESO ISS PBLA23 END 13.7
HIERARCH ESO ISS PBL24 START 9.465
HIERARCH ESO ISS PBL24 END 9.503
HIERARCH ESO ISS PBLA24 START 12.619
HIERARCH ESO ISS PBLA24 END 13.612
HIERARCH ESO ISS PBL34 START 18.944
HIERARCH ESO ISS PBL34 END 19.021
HIERARCH ESO ISS PBLA34 START 192.69
HIERARCH ESO ISS PBLA34 END 193.683
HIERARCH ESO ISS AMBI TAU0 START 0.004249
HIERARCH ESO ISS AMBI TAU0 END 0.004533
HIERARCH ESO ISS AMBI TEMP 13.8
HIERARCH ESO ISS AMBI FWHM START 0.82
HIERARCH ESO ISS AMBI FWHM END 0.72