Exposure
ID
GRAVI.2020-11-30T07:44:46.544_1
Header ID
GRAVI.2020-11-30T07:44:46.544
Date updated
2021-09-29 14:25:29 UTC+0000
Release date
2020-11-30 07:44:46 UTC+0000
UTC Start
2020-11-30 07:44:46.544
UTC End
2020-11-30 07:47:26.544
MJD Start
59183.32276093
MJD End
59183.3246127819
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.001905
Ambient temperature (°C)
13.59
Seeing (arcsec)
1.56
Observation
ID
45986
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
34610
Name
HD_84835
RA
146.789384
DEC
-30.27071
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 79.7290 80.1820 102.1000 102.4000
A0-J2 114.8310 115.4540 75.9000 76.3000
A0-K0 118.5160 118.9320 52.4970 53.0180
G1-J2 55.8520 55.9590 36.7000 37.2000
G1-K0 90.3150 90.3250 10.2450 10.6490
J2-K0 47.3910 47.4340 338.5500 338.7840
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 59183.32276093
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 84835
HIERARCH ESO INS SOBJ NAME HD_84835
RA 146.789384
DEC -30.27071
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 79.729
HIERARCH ESO ISS PBL12 END 80.182
HIERARCH ESO ISS PBLA12 START 102.1
HIERARCH ESO ISS PBLA12 END 102.4
HIERARCH ESO ISS PBL13 START 114.831
HIERARCH ESO ISS PBL13 END 115.454
HIERARCH ESO ISS PBLA13 START 75.9
HIERARCH ESO ISS PBLA13 END 76.3
HIERARCH ESO ISS PBL14 START 118.516
HIERARCH ESO ISS PBL14 END 118.932
HIERARCH ESO ISS PBLA14 START 52.497
HIERARCH ESO ISS PBLA14 END 53.018
HIERARCH ESO ISS PBL23 START 55.852
HIERARCH ESO ISS PBL23 END 55.959
HIERARCH ESO ISS PBLA23 START 36.7
HIERARCH ESO ISS PBLA23 END 37.2
HIERARCH ESO ISS PBL24 START 90.315
HIERARCH ESO ISS PBL24 END 90.325
HIERARCH ESO ISS PBLA24 START 10.245
HIERARCH ESO ISS PBLA24 END 10.649
HIERARCH ESO ISS PBL34 START 47.391
HIERARCH ESO ISS PBL34 END 47.434
HIERARCH ESO ISS PBLA34 START 338.55
HIERARCH ESO ISS PBLA34 END 338.784
HIERARCH ESO ISS AMBI TAU0 START 0.001905
HIERARCH ESO ISS AMBI TAU0 END 0.001905
HIERARCH ESO ISS AMBI TEMP 13.59
HIERARCH ESO ISS AMBI FWHM START 1.56
HIERARCH ESO ISS AMBI FWHM END 1.56