Exposure
ID
GRAVI.2020-11-30T09:03:25.742_1
Header ID
GRAVI.2020-11-30T09:03:25.742
Date updated
2021-09-29 14:25:29 UTC+0000
Release date
2020-11-30 09:03:25 UTC+0000
UTC Start
2020-11-30 09:03:25.742
UTC End
2020-11-30 09:06:05.742
MJD Start
59183.37738127
MJD End
59183.3792331219
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.001964
Ambient temperature (°C)
13.94
Seeing (arcsec)
1.96
Observation
ID
45988
Category
calibrator
Program ID
106.2150.002
Program Title
THE ORIGIN OF BE STARS AND THE ELUSIVE MASSIVE HELIUM STARS
Program Type
Normal
PI / COI
SHENAR/ BODENSTEINER/ SANA/ DSILVA/ LANGER/ SCH\XC3\XBCRMANN/ OSKINOVA/ MAHY/ LANTHERMANN/ BORDIER/ FROST/ MARCHANT/ GILKIS/ KLUSKA
Target
ID
34612
Name
HD_84710
RA
146.556724
DEC
-30.58078
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 88.5810 88.7660 110.4000 110.8000
A0-J2 127.1570 127.4010 86.9000 87.2000
A0-K0 126.9420 127.0970 65.0040 65.4080
G1-J2 58.0510 58.0870 49.2000 49.6000
G1-K0 90.4510 90.4410 20.7530 21.1080
J2-K0 48.1710 48.1890 345.6820 345.9680
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 106.2150.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 59183.37738127
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 84710
HIERARCH ESO INS SOBJ NAME HD_84710
RA 146.556724
DEC -30.58078
HIERARCH ESO INS SPEC RES MEDIUM
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 K0
EXPTIME 176.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 88.581
HIERARCH ESO ISS PBL12 END 88.766
HIERARCH ESO ISS PBLA12 START 110.4
HIERARCH ESO ISS PBLA12 END 110.8
HIERARCH ESO ISS PBL13 START 127.157
HIERARCH ESO ISS PBL13 END 127.401
HIERARCH ESO ISS PBLA13 START 86.9
HIERARCH ESO ISS PBLA13 END 87.2
HIERARCH ESO ISS PBL14 START 126.942
HIERARCH ESO ISS PBL14 END 127.097
HIERARCH ESO ISS PBLA14 START 65.004
HIERARCH ESO ISS PBLA14 END 65.408
HIERARCH ESO ISS PBL23 START 58.051
HIERARCH ESO ISS PBL23 END 58.087
HIERARCH ESO ISS PBLA23 START 49.2
HIERARCH ESO ISS PBLA23 END 49.6
HIERARCH ESO ISS PBL24 START 90.451
HIERARCH ESO ISS PBL24 END 90.441
HIERARCH ESO ISS PBLA24 START 20.753
HIERARCH ESO ISS PBLA24 END 21.108
HIERARCH ESO ISS PBL34 START 48.171
HIERARCH ESO ISS PBL34 END 48.189
HIERARCH ESO ISS PBLA34 START 345.682
HIERARCH ESO ISS PBLA34 END 345.968
HIERARCH ESO ISS AMBI TAU0 START 0.001964
HIERARCH ESO ISS AMBI TAU0 END 0.001964
HIERARCH ESO ISS AMBI TEMP 13.94
HIERARCH ESO ISS AMBI FWHM START 1.53
HIERARCH ESO ISS AMBI FWHM END 2.39