Exposure
ID
GRAVI.2022-09-28T02:21:08.824_1
Header ID
GRAVI.2022-09-28T02:21:08.824
Date updated
2022-09-28 02:36:04 UTC+0000
Release date
2023-09-28 02:36:03 UTC+0000
UTC Start
2022-09-28 02:21:08.824
UTC End
2022-09-28 02:25:08.824
MJD Start
59850.0980188
MJD End
59850.1007965778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0036395
Ambient temperature (°C)
4.06
Seeing (arcsec)
1.225
Observation
ID
52547
Category
science
Program ID
105.207C.001
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART II
Program Type
Normal
PI / COI
GALLENNE/ GIEREN/ PIETRZYNSKI/ GRACZYK/ PILECKI/ KERVELLA/ MERAND
Target
ID
39053
Name
HR_7578
RA
298.572032
DEC
-23.94315
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 81.9540 81.4780 133.6000 134.3000
A0-J2 112.4680 111.4260 107.9000 108.5000
A0-J3 121.9480 121.2100 55.7800 55.9750
G1-J2 52.4690 52.0720 65.3000 65.5000
G1-J3 131.7470 131.6740 18.3350 18.6710
J2-J3 103.2860 103.2740 356.5520 357.0970
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 105.207C.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59850.0980188
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HR_7578
HIERARCH ESO INS SOBJ NAME HR_7578
RA 298.572032
DEC -23.94315
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 J3
EXPTIME 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 81.954
HIERARCH ESO ISS PBL12 END 81.478
HIERARCH ESO ISS PBLA12 START 133.6
HIERARCH ESO ISS PBLA12 END 134.3
HIERARCH ESO ISS PBL13 START 112.468
HIERARCH ESO ISS PBL13 END 111.426
HIERARCH ESO ISS PBLA13 START 107.9
HIERARCH ESO ISS PBLA13 END 108.5
HIERARCH ESO ISS PBL14 START 121.948
HIERARCH ESO ISS PBL14 END 121.21
HIERARCH ESO ISS PBLA14 START 55.78
HIERARCH ESO ISS PBLA14 END 55.975
HIERARCH ESO ISS PBL23 START 52.469
HIERARCH ESO ISS PBL23 END 52.072
HIERARCH ESO ISS PBLA23 START 65.3
HIERARCH ESO ISS PBLA23 END 65.5
HIERARCH ESO ISS PBL24 START 131.747
HIERARCH ESO ISS PBL24 END 131.674
HIERARCH ESO ISS PBLA24 START 18.335
HIERARCH ESO ISS PBLA24 END 18.671
HIERARCH ESO ISS PBL34 START 103.286
HIERARCH ESO ISS PBL34 END 103.274
HIERARCH ESO ISS PBLA34 START 356.552
HIERARCH ESO ISS PBLA34 END 357.097
HIERARCH ESO ISS AMBI TAU0 START 0.004213
HIERARCH ESO ISS AMBI TAU0 END 0.003066
HIERARCH ESO ISS AMBI TEMP 4.06
HIERARCH ESO ISS AMBI FWHM START 1.18
HIERARCH ESO ISS AMBI FWHM END 1.27