Exposure
ID
GRAVI.2022-04-12T05:00:25.852_1
Header ID
GRAVI.2022-04-12T05:00:25.852
Date updated
2022-04-12 05:10:52 UTC+0000
Release date
2023-04-12 05:10:52 UTC+0000
UTC Start
2022-04-12 05:00:25.852
UTC End
2022-04-12 05:04:25.852
MJD Start
59681.20863255
MJD End
59681.2114103278
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0020905
Ambient temperature (°C)
7.76
Seeing (arcsec)
1.605
Observation
ID
50478
Category
science
Program ID
109.23BV.002
Program Title
COMPLETING THE SEARCH FOR INTERMEDIATE MASS BINARIES WITH GRAVITY TARGETING A-STARS WITH GAIA-HIPPARCOS ACCELERATIONS
Program Type
Normal
PI / COI
WAISBERG/ KLEIN/ KATZ
Target
ID
37728
Name
HIP70931B
RA
217.583513
DEC
-49.51932
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
DUAL
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 85.8130 86.1430 104.8000 105.5000
A0-J2 127.4590 127.7060 82.7000 83.5000
A0-K0 127.9790 127.9670 63.0900 63.9020
G1-J2 57.7520 57.6810 48.8000 49.5000
G1-K0 85.6470 85.5160 21.3240 21.9170
J2-K0 43.5140 43.5870 343.5790 344.0620
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 109.23BV.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 59681.20863255
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 126983
HIERARCH ESO INS SOBJ NAME HIP70931B
RA 217.583513
DEC -49.51932
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 K0
EXPTIME 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 85.813
HIERARCH ESO ISS PBL12 END 86.143
HIERARCH ESO ISS PBLA12 START 104.8
HIERARCH ESO ISS PBLA12 END 105.5
HIERARCH ESO ISS PBL13 START 127.459
HIERARCH ESO ISS PBL13 END 127.706
HIERARCH ESO ISS PBLA13 START 82.7
HIERARCH ESO ISS PBLA13 END 83.5
HIERARCH ESO ISS PBL14 START 127.979
HIERARCH ESO ISS PBL14 END 127.967
HIERARCH ESO ISS PBLA14 START 63.09
HIERARCH ESO ISS PBLA14 END 63.902
HIERARCH ESO ISS PBL23 START 57.752
HIERARCH ESO ISS PBL23 END 57.681
HIERARCH ESO ISS PBLA23 START 48.8
HIERARCH ESO ISS PBLA23 END 49.5
HIERARCH ESO ISS PBL24 START 85.647
HIERARCH ESO ISS PBL24 END 85.516
HIERARCH ESO ISS PBLA24 START 21.324
HIERARCH ESO ISS PBLA24 END 21.917
HIERARCH ESO ISS PBL34 START 43.514
HIERARCH ESO ISS PBL34 END 43.587
HIERARCH ESO ISS PBLA34 START 343.579
HIERARCH ESO ISS PBLA34 END 344.062
HIERARCH ESO ISS AMBI TAU0 START 0.002297
HIERARCH ESO ISS AMBI TAU0 END 0.001884
HIERARCH ESO ISS AMBI TEMP 7.76
HIERARCH ESO ISS AMBI FWHM START 1.66
HIERARCH ESO ISS AMBI FWHM END 1.55
HIERARCH ESO FT ROBJ NAME HIP70931A
HIERARCH ESO FT ROBJ ALPHA 143020.953
HIERARCH ESO FT ROBJ DELTA -493108.515