Exposure
ID
GRAVI.2022-04-12T07:08:08.174_1
Header ID
GRAVI.2022-04-12T07:08:08.174
Date updated
2022-04-12 07:21:07 UTC+0000
Release date
2023-04-12 07:21:06 UTC+0000
UTC Start
2022-04-12 07:08:08.174
UTC End
2022-04-12 07:12:08.174
MJD Start
59681.29731683
MJD End
59681.3000946078
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.002185
Ambient temperature (°C)
7.42
Seeing (arcsec)
1.535
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 89.5540 89.3190 114.3000 114.4000
A0-J2 129.2350 129.2110 92.6000 92.6000
A0-K0 126.8010 127.0890 72.1630 72.2640
G1-J2 56.7520 56.9480 56.8000 57.0000
G1-K0 85.2090 85.4680 27.3070 27.7000
J2-K0 45.4270 45.3680 349.3410 349.8040
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 59681.29731683
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 89.554
HIERARCH ESO ISS PBL12 END 89.319
HIERARCH ESO ISS PBLA12 START 114.3
HIERARCH ESO ISS PBLA12 END 114.4
HIERARCH ESO ISS PBL13 START 129.235
HIERARCH ESO ISS PBL13 END 129.211
HIERARCH ESO ISS PBLA13 START 92.6
HIERARCH ESO ISS PBLA13 END 92.6
HIERARCH ESO ISS PBL14 START 126.801
HIERARCH ESO ISS PBL14 END 127.089
HIERARCH ESO ISS PBLA14 START 72.163
HIERARCH ESO ISS PBLA14 END 72.264
HIERARCH ESO ISS PBL23 START 56.752
HIERARCH ESO ISS PBL23 END 56.948
HIERARCH ESO ISS PBLA23 START 56.8
HIERARCH ESO ISS PBLA23 END 57.0
HIERARCH ESO ISS PBL24 START 85.209
HIERARCH ESO ISS PBL24 END 85.468
HIERARCH ESO ISS PBLA24 START 27.307
HIERARCH ESO ISS PBLA24 END 27.7
HIERARCH ESO ISS PBL34 START 45.427
HIERARCH ESO ISS PBL34 END 45.368
HIERARCH ESO ISS PBLA34 START 349.341
HIERARCH ESO ISS PBLA34 END 349.804
HIERARCH ESO ISS AMBI TAU0 START 0.002111
HIERARCH ESO ISS AMBI TAU0 END 0.002259
HIERARCH ESO ISS AMBI TEMP 7.42
HIERARCH ESO ISS AMBI FWHM START 1.58
HIERARCH ESO ISS AMBI FWHM END 1.49