Exposure
ID
GRAVI.2021-08-31T02:09:35.745_1
Header ID
GRAVI.2021-08-31T02:09:35.745
Date updated
2021-08-31 02:21:20 UTC+0000
Release date
2021-08-31 02:09:35 UTC+0000
UTC Start
2021-08-31 02:09:35.745
UTC End
2021-08-31 02:13:35.745
MJD Start
59457.08999705
MJD End
59457.0927748278
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.003242
Ambient temperature (°C)
10.47
Seeing (arcsec)
0.7
Observation
ID
48035
Category
calibrator
Program ID
105.20RL.001
Program Title
A COMPLETE SEARCH FOR INTERMEDIATE MASS BINARIES WITH GRAVITY TARGETING A-STARS WITH GAIA-HIPPARCROS ACCELERATIONS
Program Type
Normal
PI / COI
WAISBERG/ KLEIN/ KATZ
Target
ID
36047
Name
HD_1494
RA
249.642368
DEC
-18.82575
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 23.0560 23.0330 172.5000 173.3000
A0-D0 22.3330 21.9270 84.5000 84.7000
A0-C1 17.3020 17.1630 147.0360 148.1080
B2-D0 31.5450 31.4080 37.5000 37.5000
B2-C1 10.5100 10.4640 37.4920 37.5150
D0-C1 21.0350 20.9440 217.5410 217.5630
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 105.20RL.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 59457.08999705
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 149934
HIERARCH ESO INS SOBJ NAME HD_1494
RA 249.642368
DEC -18.82575
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 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 23.056
HIERARCH ESO ISS PBL12 END 23.033
HIERARCH ESO ISS PBLA12 START 172.5
HIERARCH ESO ISS PBLA12 END 173.3
HIERARCH ESO ISS PBL13 START 22.333
HIERARCH ESO ISS PBL13 END 21.927
HIERARCH ESO ISS PBLA13 START 84.5
HIERARCH ESO ISS PBLA13 END 84.7
HIERARCH ESO ISS PBL14 START 17.302
HIERARCH ESO ISS PBL14 END 17.163
HIERARCH ESO ISS PBLA14 START 147.036
HIERARCH ESO ISS PBLA14 END 148.108
HIERARCH ESO ISS PBL23 START 31.545
HIERARCH ESO ISS PBL23 END 31.408
HIERARCH ESO ISS PBLA23 START 37.5
HIERARCH ESO ISS PBLA23 END 37.5
HIERARCH ESO ISS PBL24 START 10.51
HIERARCH ESO ISS PBL24 END 10.464
HIERARCH ESO ISS PBLA24 START 37.492
HIERARCH ESO ISS PBLA24 END 37.515
HIERARCH ESO ISS PBL34 START 21.035
HIERARCH ESO ISS PBL34 END 20.944
HIERARCH ESO ISS PBLA34 START 217.541
HIERARCH ESO ISS PBLA34 END 217.563
HIERARCH ESO ISS AMBI TAU0 START 0.003242
HIERARCH ESO ISS AMBI TAU0 END 0.003242
HIERARCH ESO ISS AMBI TEMP 10.47
HIERARCH ESO ISS AMBI FWHM START 0.7
HIERARCH ESO ISS AMBI FWHM END 0.7