Exposure
ID
GRAVI.2021-08-31T02:45:23.835_1
Header ID
GRAVI.2021-08-31T02:45:23.835
Date updated
2021-08-31 02:57:07 UTC+0000
Release date
2022-08-31 02:57:07 UTC+0000
UTC Start
2021-08-31 02:45:23.835
UTC End
2021-08-31 02:49:23.835
MJD Start
59457.1148592
MJD End
59457.1176369778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0033255
Ambient temperature (°C)
10.57
Seeing (arcsec)
1.16
Observation
ID
48036
Category
science
Program ID
105.20RL.001
Program Title
A COMPLETE SEARCH FOR INTERMEDIATE MASS BINARIES WITH GRAVITY TARGETING A-STARS WITH GAIA-HIPPARCROS ACCELERATIONS
Program Type
Normal
PI / COI
WAISBERG/ KLEIN/ KATZ
Target
ID
36048
Name
HIP_80975
RA
248.031893
DEC
-21.46622
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 23.4100 23.4130 180.5000 181.3000
A0-D0 18.0040 17.5420 90.8000 91.3000
A0-C1 16.7530 16.6630 159.5040 160.7500
B2-D0 29.4450 29.2620 38.2000 38.1000
B2-C1 9.8110 9.7510 38.1520 38.0910
D0-C1 19.6330 19.5110 218.1980 218.1360
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 105.20RL.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59457.1148592
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HIP 80975
HIERARCH ESO INS SOBJ NAME HIP_80975
RA 248.031893
DEC -21.46622
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 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 23.41
HIERARCH ESO ISS PBL12 END 23.413
HIERARCH ESO ISS PBLA12 START 180.5
HIERARCH ESO ISS PBLA12 END 181.3
HIERARCH ESO ISS PBL13 START 18.004
HIERARCH ESO ISS PBL13 END 17.542
HIERARCH ESO ISS PBLA13 START 90.8
HIERARCH ESO ISS PBLA13 END 91.3
HIERARCH ESO ISS PBL14 START 16.753
HIERARCH ESO ISS PBL14 END 16.663
HIERARCH ESO ISS PBLA14 START 159.504
HIERARCH ESO ISS PBLA14 END 160.75
HIERARCH ESO ISS PBL23 START 29.445
HIERARCH ESO ISS PBL23 END 29.262
HIERARCH ESO ISS PBLA23 START 38.2
HIERARCH ESO ISS PBLA23 END 38.1
HIERARCH ESO ISS PBL24 START 9.811
HIERARCH ESO ISS PBL24 END 9.751
HIERARCH ESO ISS PBLA24 START 38.152
HIERARCH ESO ISS PBLA24 END 38.091
HIERARCH ESO ISS PBL34 START 19.633
HIERARCH ESO ISS PBL34 END 19.511
HIERARCH ESO ISS PBLA34 START 218.198
HIERARCH ESO ISS PBLA34 END 218.136
HIERARCH ESO ISS AMBI TAU0 START 0.002823
HIERARCH ESO ISS AMBI TAU0 END 0.003828
HIERARCH ESO ISS AMBI TEMP 10.57
HIERARCH ESO ISS AMBI FWHM START 1.24
HIERARCH ESO ISS AMBI FWHM END 1.08