Exposure
ID
GRAVI.2024-10-17T06:34:16.423_1
Header ID
GRAVI.2024-10-17T06:34:16.423
Date updated
2024-10-17 06:50:47 UTC+0000
Release date
2024-10-17 06:34:16 UTC+0000
UTC Start
2024-10-17 06:34:16.423
UTC End
2024-10-17 06:39:52.423
MJD Start
60600.27380119
MJD End
60600.2776900789
Exposure time (s)
336.0
Validation level
1
Tau 0: Coherence time (s)
0.005711
Ambient temperature (°C)
14.84
Seeing (arcsec)
0.53
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 90.4440 90.5010 113.5000 113.5000
A0-J2 126.0920 126.8220 92.6000 92.6000
A0-K0 119.4980 120.6530 71.5490 71.7280
G1-J2 52.6250 53.1730 54.8000 55.3000
G1-K0 79.9290 80.3750 22.3700 23.1270
J2-K0 45.3980 45.2660 343.8780 344.4640
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 60600.27380119
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 90.444
HIERARCH ESO ISS PBL12 END 90.501
HIERARCH ESO ISS PBLA12 START 113.5
HIERARCH ESO ISS PBLA12 END 113.5
HIERARCH ESO ISS PBL13 START 126.092
HIERARCH ESO ISS PBL13 END 126.822
HIERARCH ESO ISS PBLA13 START 92.6
HIERARCH ESO ISS PBLA13 END 92.6
HIERARCH ESO ISS PBL14 START 119.498
HIERARCH ESO ISS PBL14 END 120.653
HIERARCH ESO ISS PBLA14 START 71.549
HIERARCH ESO ISS PBLA14 END 71.728
HIERARCH ESO ISS PBL23 START 52.625
HIERARCH ESO ISS PBL23 END 53.173
HIERARCH ESO ISS PBLA23 START 54.8
HIERARCH ESO ISS PBLA23 END 55.3
HIERARCH ESO ISS PBL24 START 79.929
HIERARCH ESO ISS PBL24 END 80.375
HIERARCH ESO ISS PBLA24 START 22.37
HIERARCH ESO ISS PBLA24 END 23.127
HIERARCH ESO ISS PBL34 START 45.398
HIERARCH ESO ISS PBL34 END 45.266
HIERARCH ESO ISS PBLA34 START 343.878
HIERARCH ESO ISS PBLA34 END 344.464
HIERARCH ESO ISS AMBI TAU0 START 0.005338
HIERARCH ESO ISS AMBI TAU0 END 0.006084
HIERARCH ESO ISS AMBI TEMP 14.84
HIERARCH ESO ISS AMBI FWHM START 0.57
HIERARCH ESO ISS AMBI FWHM END 0.49