Exposure
ID
GRAVI.2022-04-12T07:31:11.232_1
Header ID
GRAVI.2022-04-12T07:31:11.232
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 07:31:11.232
UTC End
2022-04-12 07:35:11.232
MJD Start
59681.31332444
MJD End
59681.3161022178
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0021195
Ambient temperature (°C)
7.41
Seeing (arcsec)
1.505
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 87.9830 87.6120 115.1000 115.3000
A0-J2 128.5740 128.3090 92.9000 93.0000
A0-K0 127.8780 127.9490 72.6310 72.7000
G1-J2 57.6500 57.7720 57.7000 57.8000
G1-K0 86.5650 86.8030 29.3010 29.6390
J2-K0 45.1350 45.0880 351.8920 352.3780
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 59681.31332444
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 87.983
HIERARCH ESO ISS PBL12 END 87.612
HIERARCH ESO ISS PBLA12 START 115.1
HIERARCH ESO ISS PBLA12 END 115.3
HIERARCH ESO ISS PBL13 START 128.574
HIERARCH ESO ISS PBL13 END 128.309
HIERARCH ESO ISS PBLA13 START 92.9
HIERARCH ESO ISS PBLA13 END 93.0
HIERARCH ESO ISS PBL14 START 127.878
HIERARCH ESO ISS PBL14 END 127.949
HIERARCH ESO ISS PBLA14 START 72.631
HIERARCH ESO ISS PBLA14 END 72.7
HIERARCH ESO ISS PBL23 START 57.65
HIERARCH ESO ISS PBL23 END 57.772
HIERARCH ESO ISS PBLA23 START 57.7
HIERARCH ESO ISS PBLA23 END 57.8
HIERARCH ESO ISS PBL24 START 86.565
HIERARCH ESO ISS PBL24 END 86.803
HIERARCH ESO ISS PBLA24 START 29.301
HIERARCH ESO ISS PBLA24 END 29.639
HIERARCH ESO ISS PBL34 START 45.135
HIERARCH ESO ISS PBL34 END 45.088
HIERARCH ESO ISS PBLA34 START 351.892
HIERARCH ESO ISS PBLA34 END 352.378
HIERARCH ESO ISS AMBI TAU0 START 0.002227
HIERARCH ESO ISS AMBI TAU0 END 0.002012
HIERARCH ESO ISS AMBI TEMP 7.41
HIERARCH ESO ISS AMBI FWHM START 1.45
HIERARCH ESO ISS AMBI FWHM END 1.56