Exposure
ID
GRAVI.2024-07-09T07:04:59.067_1
Header ID
GRAVI.2024-07-09T07:04:59.067
Date updated
2024-07-09 07:20:32 UTC+0000
Release date
2024-07-09 07:04:59 UTC+0000
UTC Start
2024-07-09 07:04:59.067
UTC End
2024-07-09 07:11:39.067
MJD Start
60500.29512809
MJD End
60500.2997577196
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0015245
Ambient temperature (°C)
6.28
Seeing (arcsec)
0.755
Observation
ID
59536
Category
calibrator
Program ID
113.26BP.001
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART IV
Program Type
Normal
PI / COI
GALLENNE / PIETRZYNSKI / KERVELLA / MÉRAND / GIEREN / GRACZYK
Target
ID
44144
Name
HD_231808
RA
293.439283
DEC
15.24635
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 32.4060 32.0490 159.7000 161.0000
A0-J2 111.3050 109.3590 83.8000 83.3000
A0-J6 160.8730 161.7880 36.7310 36.7110
B5-J2 108.0670 107.2430 66.9000 66.3000
B5-J6 180.5710 181.7960 28.0700 28.3370
J2-J6 117.8690 117.4790 352.9530 354.1850
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26BP.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60500.29512809
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD231808
HIERARCH ESO INS SOBJ NAME HD_231808
RA 293.439283
DEC 15.24635
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 32.406
HIERARCH ESO ISS PBL12 END 32.049
HIERARCH ESO ISS PBLA12 START 159.7
HIERARCH ESO ISS PBLA12 END 161.0
HIERARCH ESO ISS PBL13 START 111.305
HIERARCH ESO ISS PBL13 END 109.359
HIERARCH ESO ISS PBLA13 START 83.8
HIERARCH ESO ISS PBLA13 END 83.3
HIERARCH ESO ISS PBL14 START 160.873
HIERARCH ESO ISS PBL14 END 161.788
HIERARCH ESO ISS PBLA14 START 36.731
HIERARCH ESO ISS PBLA14 END 36.711
HIERARCH ESO ISS PBL23 START 108.067
HIERARCH ESO ISS PBL23 END 107.243
HIERARCH ESO ISS PBLA23 START 66.9
HIERARCH ESO ISS PBLA23 END 66.3
HIERARCH ESO ISS PBL24 START 180.571
HIERARCH ESO ISS PBL24 END 181.796
HIERARCH ESO ISS PBLA24 START 28.07
HIERARCH ESO ISS PBLA24 END 28.337
HIERARCH ESO ISS PBL34 START 117.869
HIERARCH ESO ISS PBL34 END 117.479
HIERARCH ESO ISS PBLA34 START 352.953
HIERARCH ESO ISS PBLA34 END 354.185
HIERARCH ESO ISS AMBI TAU0 START 0.00145
HIERARCH ESO ISS AMBI TAU0 END 0.001599
HIERARCH ESO ISS AMBI TEMP 6.28
HIERARCH ESO ISS AMBI FWHM START 0.78
HIERARCH ESO ISS AMBI FWHM END 0.73