Exposure
ID
GRAVI.2024-01-09T05:19:26.800_1
Header ID
GRAVI.2024-01-09T05:19:26.800
Date updated
2024-01-09 05:31:02 UTC+0000
Release date
2025-01-09 05:31:02 UTC+0000
UTC Start
2024-01-09 05:19:26.800
UTC End
2024-01-09 05:23:26.800
MJD Start
60318.22183796
MJD End
60318.2246157378
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.006764
Ambient temperature (°C)
14.62
Seeing (arcsec)
0.715
Observation
ID
58148
Category
science
Program ID
112.262Q.001
Program Title
MEASURING DYNAMICAL MASSES AND PRECISION AGES FOR GAIA BINARIES ON THE RED GIANT BRANCH
Program Type
Normal
PI / COI
LU/ KRAUS/ GARDNER/ IRELAND/ CASAGRANDE
Target
ID
43064
Name
HD57542
RA
110.34724
DEC
-7.38308
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 46.1750 46.0410 153.2000 153.7000
A0-J2 128.0310 127.6700 93.6000 93.8000
A0-J6 165.9340 166.2650 29.5070 29.8500
B5-J2 111.9660 111.9060 72.8000 72.9000
B5-J6 195.3760 195.6800 18.1680 18.5800
J2-J6 159.3490 159.0550 343.2030 343.7020
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 112.262Q.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60318.22183796
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 57542
HIERARCH ESO INS SOBJ NAME HD57542
RA 110.34724
DEC -7.38308
HIERARCH ESO INS SPEC RES MEDIUM
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 265.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 80
HIERARCH ESO ISS PBL12 START 46.175
HIERARCH ESO ISS PBL12 END 46.041
HIERARCH ESO ISS PBLA12 START 153.2
HIERARCH ESO ISS PBLA12 END 153.7
HIERARCH ESO ISS PBL13 START 128.031
HIERARCH ESO ISS PBL13 END 127.67
HIERARCH ESO ISS PBLA13 START 93.6
HIERARCH ESO ISS PBLA13 END 93.8
HIERARCH ESO ISS PBL14 START 165.934
HIERARCH ESO ISS PBL14 END 166.265
HIERARCH ESO ISS PBLA14 START 29.507
HIERARCH ESO ISS PBLA14 END 29.85
HIERARCH ESO ISS PBL23 START 111.966
HIERARCH ESO ISS PBL23 END 111.906
HIERARCH ESO ISS PBLA23 START 72.8
HIERARCH ESO ISS PBLA23 END 72.9
HIERARCH ESO ISS PBL24 START 195.376
HIERARCH ESO ISS PBL24 END 195.68
HIERARCH ESO ISS PBLA24 START 18.168
HIERARCH ESO ISS PBLA24 END 18.58
HIERARCH ESO ISS PBL34 START 159.349
HIERARCH ESO ISS PBL34 END 159.055
HIERARCH ESO ISS PBLA34 START 343.203
HIERARCH ESO ISS PBLA34 END 343.702
HIERARCH ESO ISS AMBI TAU0 START 0.006332
HIERARCH ESO ISS AMBI TAU0 END 0.007196
HIERARCH ESO ISS AMBI TEMP 14.62
HIERARCH ESO ISS AMBI FWHM START 0.71
HIERARCH ESO ISS AMBI FWHM END 0.72