Exposure
ID
GRAVI.2023-12-19T05:45:09.814_1
Header ID
GRAVI.2023-12-19T05:45:09.814
Date updated
2023-12-19 05:56:12 UTC+0000
Release date
2024-12-19 05:56:12 UTC+0000
UTC Start
2023-12-19 05:45:09.814
UTC End
2023-12-19 05:49:09.814
MJD Start
60297.23969692
MJD End
60297.2424746978
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0031535
Ambient temperature (°C)
15.38
Seeing (arcsec)
0.74
Observation
ID
58010
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
42954
Name
BD-15_1550
RA
103.31359
DEC
-15.47281
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 90.3000 90.1850 115.7000 116.0000
A0-J2 129.2340 129.1980 92.8000 93.1000
A0-K0 127.7980 127.8990 71.2180 71.5290
G1-J2 57.9790 58.0550 55.4000 55.7000
G1-K0 89.5480 89.6520 26.2610 26.6910
J2-K0 48.0540 48.0300 350.3040 350.7680
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 60297.23969692
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME BD-15 1550
HIERARCH ESO INS SOBJ NAME BD-15_1550
RA 103.31359
DEC -15.47281
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 265.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 80
HIERARCH ESO ISS PBL12 START 90.3
HIERARCH ESO ISS PBL12 END 90.185
HIERARCH ESO ISS PBLA12 START 115.7
HIERARCH ESO ISS PBLA12 END 116.0
HIERARCH ESO ISS PBL13 START 129.234
HIERARCH ESO ISS PBL13 END 129.198
HIERARCH ESO ISS PBLA13 START 92.8
HIERARCH ESO ISS PBLA13 END 93.1
HIERARCH ESO ISS PBL14 START 127.798
HIERARCH ESO ISS PBL14 END 127.899
HIERARCH ESO ISS PBLA14 START 71.218
HIERARCH ESO ISS PBLA14 END 71.529
HIERARCH ESO ISS PBL23 START 57.979
HIERARCH ESO ISS PBL23 END 58.055
HIERARCH ESO ISS PBLA23 START 55.4
HIERARCH ESO ISS PBLA23 END 55.7
HIERARCH ESO ISS PBL24 START 89.548
HIERARCH ESO ISS PBL24 END 89.652
HIERARCH ESO ISS PBLA24 START 26.261
HIERARCH ESO ISS PBLA24 END 26.691
HIERARCH ESO ISS PBL34 START 48.054
HIERARCH ESO ISS PBL34 END 48.03
HIERARCH ESO ISS PBLA34 START 350.304
HIERARCH ESO ISS PBLA34 END 350.768
HIERARCH ESO ISS AMBI TAU0 START 0.002902
HIERARCH ESO ISS AMBI TAU0 END 0.003405
HIERARCH ESO ISS AMBI TEMP 15.38
HIERARCH ESO ISS AMBI FWHM START 0.8
HIERARCH ESO ISS AMBI FWHM END 0.68