Exposure
ID
GRAVI.2020-11-28T03:02:53.630_1
Header ID
GRAVI.2020-11-28T03:02:53.630
Date updated
2020-11-28 03:05:39 UTC+0000
Release date
None
UTC Start
2020-11-28 03:02:53.630
UTC End
2020-11-28 03:03:41.630
MJD Start
59181.12700961
MJD End
59181.1275651656
Exposure time (s)
48.0
Validation level
1
Tau 0: Coherence time (s)
0.0042765
Ambient temperature (°C)
14.04
Seeing (arcsec)
0.67
Observation
ID
45967
Category
calibrator
Program ID
60.A-9256(A)
Program Title
CALIBRATION RUN FOR GRAVITY
Program Type
Normal
PI / COI
OBSERVATORY, P
Target
ID
34591
Name
HD8498
RA
20.877606
DEC
-30.94583
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 88.1560 88.0910 128.0000 128.2000
A0-J2 122.8600 122.7040 104.5000 104.6000
A0-J3 125.4170 125.2760 54.9620 55.0550
G1-J2 54.8350 54.7630 64.5000 64.6000
G1-J3 130.5680 130.5450 14.7370 14.8360
J2-J3 103.9580 103.9600 350.9870 351.1190
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 60.A-9256(A)
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 59181.12700961
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME B02_HD8498
HIERARCH ESO INS SOBJ NAME HD8498
RA 20.877606
DEC -30.94583
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
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 J3
EXPTIME 66.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 88.156
HIERARCH ESO ISS PBL12 END 88.091
HIERARCH ESO ISS PBLA12 START 128.0
HIERARCH ESO ISS PBLA12 END 128.2
HIERARCH ESO ISS PBL13 START 122.86
HIERARCH ESO ISS PBL13 END 122.704
HIERARCH ESO ISS PBLA13 START 104.5
HIERARCH ESO ISS PBLA13 END 104.6
HIERARCH ESO ISS PBL14 START 125.417
HIERARCH ESO ISS PBL14 END 125.276
HIERARCH ESO ISS PBLA14 START 54.962
HIERARCH ESO ISS PBLA14 END 55.055
HIERARCH ESO ISS PBL23 START 54.835
HIERARCH ESO ISS PBL23 END 54.763
HIERARCH ESO ISS PBLA23 START 64.5
HIERARCH ESO ISS PBLA23 END 64.6
HIERARCH ESO ISS PBL24 START 130.568
HIERARCH ESO ISS PBL24 END 130.545
HIERARCH ESO ISS PBLA24 START 14.737
HIERARCH ESO ISS PBLA24 END 14.836
HIERARCH ESO ISS PBL34 START 103.958
HIERARCH ESO ISS PBL34 END 103.96
HIERARCH ESO ISS PBLA34 START 350.987
HIERARCH ESO ISS PBLA34 END 351.119
HIERARCH ESO ISS AMBI TAU0 START 0.00397
HIERARCH ESO ISS AMBI TAU0 END 0.004583
HIERARCH ESO ISS AMBI TEMP 14.04
HIERARCH ESO ISS AMBI FWHM START 0.66
HIERARCH ESO ISS AMBI FWHM END 0.68