Exposure
ID
GRAVI.2024-10-17T06:20:40.389_1
Header ID
GRAVI.2024-10-17T06:20:40.389
Date updated
2024-10-17 06:35:37 UTC+0000
Release date
2024-10-17 06:20:40 UTC+0000
UTC Start
2024-10-17 06:20:40.389
UTC End
2024-10-17 06:26:16.389
MJD Start
60600.26435635
MJD End
60600.2682452389
Exposure time (s)
336.0
Validation level
1
Tau 0: Coherence time (s)
0.005433
Ambient temperature (°C)
14.86
Seeing (arcsec)
0.575
Observation
ID
60994
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 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 90.1240 90.3050 113.6000 113.6000
A0-J2 124.1890 125.1220 92.7000 92.7000
A0-K0 116.7310 118.0530 71.0920 71.3120
G1-J2 51.3600 51.9570 53.8000 54.3000
G1-K0 78.9850 79.4160 20.6410 21.4500
J2-K0 45.6910 45.5550 342.6510 343.2060
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 60600.26435635
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 379.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 112
HIERARCH ESO ISS PBL12 START 90.124
HIERARCH ESO ISS PBL12 END 90.305
HIERARCH ESO ISS PBLA12 START 113.6
HIERARCH ESO ISS PBLA12 END 113.6
HIERARCH ESO ISS PBL13 START 124.189
HIERARCH ESO ISS PBL13 END 125.122
HIERARCH ESO ISS PBLA13 START 92.7
HIERARCH ESO ISS PBLA13 END 92.7
HIERARCH ESO ISS PBL14 START 116.731
HIERARCH ESO ISS PBL14 END 118.053
HIERARCH ESO ISS PBLA14 START 71.092
HIERARCH ESO ISS PBLA14 END 71.312
HIERARCH ESO ISS PBL23 START 51.36
HIERARCH ESO ISS PBL23 END 51.957
HIERARCH ESO ISS PBLA23 START 53.8
HIERARCH ESO ISS PBLA23 END 54.3
HIERARCH ESO ISS PBL24 START 78.985
HIERARCH ESO ISS PBL24 END 79.416
HIERARCH ESO ISS PBLA24 START 20.641
HIERARCH ESO ISS PBLA24 END 21.45
HIERARCH ESO ISS PBL34 START 45.691
HIERARCH ESO ISS PBL34 END 45.555
HIERARCH ESO ISS PBLA34 START 342.651
HIERARCH ESO ISS PBLA34 END 343.206
HIERARCH ESO ISS AMBI TAU0 START 0.0058
HIERARCH ESO ISS AMBI TAU0 END 0.005066
HIERARCH ESO ISS AMBI TEMP 14.86
HIERARCH ESO ISS AMBI FWHM START 0.57
HIERARCH ESO ISS AMBI FWHM END 0.58