Exposure
ID
GRAVI.2022-04-12T07:26:38.221_1
Header ID
GRAVI.2022-04-12T07:26:38.221
Date updated
2022-04-12 07:41:17 UTC+0000
Release date
2023-04-12 07:41:16 UTC+0000
UTC Start
2022-04-12 07:26:38.221
UTC End
2022-04-12 07:30:38.221
MJD Start
59681.31016459
MJD End
59681.3129423678
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.002204
Ambient temperature (°C)
7.4
Seeing (arcsec)
1.445
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 88.3510 88.0070 114.9000 115.1000
A0-J2 128.8080 128.5900 92.8000 92.9000
A0-K0 127.7590 127.8720 72.5570 72.6320
G1-J2 57.5050 57.6410 57.6000 57.7000
G1-K0 86.3060 86.5490 28.9350 29.2840
J2-K0 45.1870 45.1380 351.3830 351.8650
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 59681.31016459
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 88.351
HIERARCH ESO ISS PBL12 END 88.007
HIERARCH ESO ISS PBLA12 START 114.9
HIERARCH ESO ISS PBLA12 END 115.1
HIERARCH ESO ISS PBL13 START 128.808
HIERARCH ESO ISS PBL13 END 128.59
HIERARCH ESO ISS PBLA13 START 92.8
HIERARCH ESO ISS PBLA13 END 92.9
HIERARCH ESO ISS PBL14 START 127.759
HIERARCH ESO ISS PBL14 END 127.872
HIERARCH ESO ISS PBLA14 START 72.557
HIERARCH ESO ISS PBLA14 END 72.632
HIERARCH ESO ISS PBL23 START 57.505
HIERARCH ESO ISS PBL23 END 57.641
HIERARCH ESO ISS PBLA23 START 57.6
HIERARCH ESO ISS PBLA23 END 57.7
HIERARCH ESO ISS PBL24 START 86.306
HIERARCH ESO ISS PBL24 END 86.549
HIERARCH ESO ISS PBLA24 START 28.935
HIERARCH ESO ISS PBLA24 END 29.284
HIERARCH ESO ISS PBL34 START 45.187
HIERARCH ESO ISS PBL34 END 45.138
HIERARCH ESO ISS PBLA34 START 351.383
HIERARCH ESO ISS PBLA34 END 351.865
HIERARCH ESO ISS AMBI TAU0 START 0.002181
HIERARCH ESO ISS AMBI TAU0 END 0.002227
HIERARCH ESO ISS AMBI TEMP 7.4
HIERARCH ESO ISS AMBI FWHM START 1.44
HIERARCH ESO ISS AMBI FWHM END 1.45