Exposure
ID
GRAVI.2021-09-11T06:01:44.776_1
Header ID
GRAVI.2021-09-11T06:01:44.776
Date updated
2021-09-11 06:15:18 UTC+0000
Release date
2022-09-11 06:15:18 UTC+0000
UTC Start
2021-09-11 06:01:44.776
UTC End
2021-09-11 06:05:44.776
MJD Start
59468.25121269
MJD End
59468.2539904678
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.003444
Ambient temperature (°C)
11.9
Seeing (arcsec)
0.53
Observation
ID
48147
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
36131
Name
HD224974
RA
0.569675
DEC
-13.40728
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 88.0690 87.7250 118.5000 118.9000
A0-J2 127.2960 126.8720 95.0000 95.3000
A0-J3 132.4060 132.4210 49.2750 49.5270
G1-J2 58.2110 58.1820 58.1000 58.3000
G1-J3 130.4190 130.4930 10.1270 10.5510
J2-J3 101.1080 100.9930 344.8270 345.3180
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 59468.25121269
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 224974
HIERARCH ESO INS SOBJ NAME HD224974
RA 0.569675
DEC -13.40728
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 88.069
HIERARCH ESO ISS PBL12 END 87.725
HIERARCH ESO ISS PBLA12 START 118.5
HIERARCH ESO ISS PBLA12 END 118.9
HIERARCH ESO ISS PBL13 START 127.296
HIERARCH ESO ISS PBL13 END 126.872
HIERARCH ESO ISS PBLA13 START 95.0
HIERARCH ESO ISS PBLA13 END 95.3
HIERARCH ESO ISS PBL14 START 132.406
HIERARCH ESO ISS PBL14 END 132.421
HIERARCH ESO ISS PBLA14 START 49.275
HIERARCH ESO ISS PBLA14 END 49.527
HIERARCH ESO ISS PBL23 START 58.211
HIERARCH ESO ISS PBL23 END 58.182
HIERARCH ESO ISS PBLA23 START 58.1
HIERARCH ESO ISS PBLA23 END 58.3
HIERARCH ESO ISS PBL24 START 130.419
HIERARCH ESO ISS PBL24 END 130.493
HIERARCH ESO ISS PBLA24 START 10.127
HIERARCH ESO ISS PBLA24 END 10.551
HIERARCH ESO ISS PBL34 START 101.108
HIERARCH ESO ISS PBL34 END 100.993
HIERARCH ESO ISS PBLA34 START 344.827
HIERARCH ESO ISS PBLA34 END 345.318
HIERARCH ESO ISS AMBI TAU0 START 0.003532
HIERARCH ESO ISS AMBI TAU0 END 0.003356
HIERARCH ESO ISS AMBI TEMP 11.9
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.58