Exposure
ID
GRAVI.2023-08-16T06:55:41.947_1
Header ID
GRAVI.2023-08-16T06:55:41.947
Date updated
2023-08-16 07:10:22 UTC+0000
Release date
2024-08-16 07:10:22 UTC+0000
UTC Start
2023-08-16 06:55:41.947
UTC End
2023-08-16 07:02:21.947
MJD Start
60172.28867994
MJD End
60172.2933095696
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0047055
Ambient temperature (°C)
9.96
Seeing (arcsec)
0.55
Observation
ID
56567
Category
science
Program ID
111.24N4.002
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART III
Program Type
Normal
PI / COI
GALLENNE/ PIETRZYNSKI/ KERVELLA/ MÉRAND/ GIEREN/ GRACZYK
Target
ID
41913
Name
HIP_3428
RA
10.923273
DEC
23.88432
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 67.1090 67.4400 276.5000 275.8000
K0-D0 86.2190 87.3420 261.8000 261.2000
K0-J3 46.7340 46.1630 320.2380 320.3800
G2-D0 27.3060 27.8570 223.1000 223.6000
G2-J3 46.3950 47.3700 52.4480 52.6540
D0-J3 73.4750 75.0100 48.9980 49.3160
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.24N4.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60172.28867994
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HIP_3428
HIERARCH ESO INS SOBJ NAME HIP_3428
RA 10.923273
DEC 23.88432
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 67.109
HIERARCH ESO ISS PBL12 END 67.44
HIERARCH ESO ISS PBLA12 START 276.5
HIERARCH ESO ISS PBLA12 END 275.8
HIERARCH ESO ISS PBL13 START 86.219
HIERARCH ESO ISS PBL13 END 87.342
HIERARCH ESO ISS PBLA13 START 261.8
HIERARCH ESO ISS PBLA13 END 261.2
HIERARCH ESO ISS PBL14 START 46.734
HIERARCH ESO ISS PBL14 END 46.163
HIERARCH ESO ISS PBLA14 START 320.238
HIERARCH ESO ISS PBLA14 END 320.38
HIERARCH ESO ISS PBL23 START 27.306
HIERARCH ESO ISS PBL23 END 27.857
HIERARCH ESO ISS PBLA23 START 223.1
HIERARCH ESO ISS PBLA23 END 223.6
HIERARCH ESO ISS PBL24 START 46.395
HIERARCH ESO ISS PBL24 END 47.37
HIERARCH ESO ISS PBLA24 START 52.448
HIERARCH ESO ISS PBLA24 END 52.654
HIERARCH ESO ISS PBL34 START 73.475
HIERARCH ESO ISS PBL34 END 75.01
HIERARCH ESO ISS PBLA34 START 48.998
HIERARCH ESO ISS PBLA34 END 49.316
HIERARCH ESO ISS AMBI TAU0 START 0.004786
HIERARCH ESO ISS AMBI TAU0 END 0.004625
HIERARCH ESO ISS AMBI TEMP 9.96
HIERARCH ESO ISS AMBI FWHM START 0.6
HIERARCH ESO ISS AMBI FWHM END 0.5