Exposure
ID
GRAVI.2020-11-28T03:42:54.303_1
Header ID
GRAVI.2020-11-28T03:42:54.303
Date updated
2020-11-28 03:51:12 UTC+0000
Release date
2020-11-28 03:42:54 UTC+0000
UTC Start
2020-11-28 03:42:54.303
UTC End
2020-11-28 03:43:26.303
MJD Start
59181.15479517
MJD End
59181.1551655404
Exposure time (s)
32.0
Validation level
1
Tau 0: Coherence time (s)
0.00618
Ambient temperature (°C)
13.6
Seeing (arcsec)
0.54
Observation
ID
45968
Category
calibrator
Program ID
60.A-9801(U)
Program Title
TECHNICAL TIME
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
MEDIUM-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 85.2890 85.2200 134.8000 135.0000
A0-J2 115.8780 115.7070 110.7000 110.8000
A0-J3 119.1130 118.9560 58.1640 58.2260
G1-J2 51.6280 51.5480 68.1000 68.2000
G1-J3 129.5070 129.4790 18.3120 18.3840
J2-J3 103.9840 103.9840 356.0120 356.1200
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 60.A-9801(U)
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 59181.15479517
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME B02_HD8498
HIERARCH ESO INS SOBJ NAME HD8498
RA 20.877606
DEC -30.94583
HIERARCH ESO INS SPEC RES MEDIUM
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 J3
EXPTIME 54.0
HIERARCH ESO DET2 SEQ1 DIT 1.0
HIERARCH ESO DET2 NDIT 32
HIERARCH ESO ISS PBL12 START 85.289
HIERARCH ESO ISS PBL12 END 85.22
HIERARCH ESO ISS PBLA12 START 134.8
HIERARCH ESO ISS PBLA12 END 135.0
HIERARCH ESO ISS PBL13 START 115.878
HIERARCH ESO ISS PBL13 END 115.707
HIERARCH ESO ISS PBLA13 START 110.7
HIERARCH ESO ISS PBLA13 END 110.8
HIERARCH ESO ISS PBL14 START 119.113
HIERARCH ESO ISS PBL14 END 118.956
HIERARCH ESO ISS PBLA14 START 58.164
HIERARCH ESO ISS PBLA14 END 58.226
HIERARCH ESO ISS PBL23 START 51.628
HIERARCH ESO ISS PBL23 END 51.548
HIERARCH ESO ISS PBLA23 START 68.1
HIERARCH ESO ISS PBLA23 END 68.2
HIERARCH ESO ISS PBL24 START 129.507
HIERARCH ESO ISS PBL24 END 129.479
HIERARCH ESO ISS PBLA24 START 18.312
HIERARCH ESO ISS PBLA24 END 18.384
HIERARCH ESO ISS PBL34 START 103.984
HIERARCH ESO ISS PBL34 END 103.984
HIERARCH ESO ISS PBLA34 START 356.012
HIERARCH ESO ISS PBLA34 END 356.12
HIERARCH ESO ISS AMBI TAU0 START 0.00618
HIERARCH ESO ISS AMBI TAU0 END 0.00618
HIERARCH ESO ISS AMBI TEMP 13.6
HIERARCH ESO ISS AMBI FWHM START 0.54
HIERARCH ESO ISS AMBI FWHM END 0.54