Exposure
ID
GRAVI.2022-04-12T07:12:41.185_1
Header ID
GRAVI.2022-04-12T07:12:41.185
Date updated
2022-04-12 07:26:28 UTC+0000
Release date
2023-04-12 07:26:28 UTC+0000
UTC Start
2022-04-12 07:12:41.185
UTC End
2022-04-12 07:16:41.185
MJD Start
59681.30047668
MJD End
59681.3032544578
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0019865
Ambient temperature (°C)
7.46
Seeing (arcsec)
1.615
Observation
ID
50483
Category
science
Program ID
109.23BV.001
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
37733
Name
HIP77660
RA
237.812296
DEC
-3.09064
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 89.3030 89.0400 114.4000 114.6000
A0-J2 129.2080 129.1360 92.6000 92.7000
A0-K0 127.1070 127.3510 72.2650 72.3590
G1-J2 56.9610 57.1430 57.0000 57.2000
G1-K0 85.4850 85.7400 27.7200 28.1020
J2-K0 45.3640 45.3070 349.8300 350.2980
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 109.23BV.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59681.30047668
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME b Ser
HIERARCH ESO INS SOBJ NAME HIP77660
RA 237.812296
DEC -3.09064
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 89.303
HIERARCH ESO ISS PBL12 END 89.04
HIERARCH ESO ISS PBLA12 START 114.4
HIERARCH ESO ISS PBLA12 END 114.6
HIERARCH ESO ISS PBL13 START 129.208
HIERARCH ESO ISS PBL13 END 129.136
HIERARCH ESO ISS PBLA13 START 92.6
HIERARCH ESO ISS PBLA13 END 92.7
HIERARCH ESO ISS PBL14 START 127.107
HIERARCH ESO ISS PBL14 END 127.351
HIERARCH ESO ISS PBLA14 START 72.265
HIERARCH ESO ISS PBLA14 END 72.359
HIERARCH ESO ISS PBL23 START 56.961
HIERARCH ESO ISS PBL23 END 57.143
HIERARCH ESO ISS PBLA23 START 57.0
HIERARCH ESO ISS PBLA23 END 57.2
HIERARCH ESO ISS PBL24 START 85.485
HIERARCH ESO ISS PBL24 END 85.74
HIERARCH ESO ISS PBLA24 START 27.72
HIERARCH ESO ISS PBLA24 END 28.102
HIERARCH ESO ISS PBL34 START 45.364
HIERARCH ESO ISS PBL34 END 45.307
HIERARCH ESO ISS PBLA34 START 349.83
HIERARCH ESO ISS PBLA34 END 350.298
HIERARCH ESO ISS AMBI TAU0 START 0.002305
HIERARCH ESO ISS AMBI TAU0 END 0.001668
HIERARCH ESO ISS AMBI TEMP 7.46
HIERARCH ESO ISS AMBI FWHM START 1.49
HIERARCH ESO ISS AMBI FWHM END 1.74