Exposure
ID
GRAVI.2023-12-19T05:35:27.789_1
Header ID
GRAVI.2023-12-19T05:35:27.789
Date updated
2023-12-19 05:45:35 UTC+0000
Release date
2024-12-19 05:45:35 UTC+0000
UTC Start
2023-12-19 05:35:27.789
UTC End
2023-12-19 05:39:27.789
MJD Start
60297.23296052
MJD End
60297.2357382978
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.002745
Ambient temperature (°C)
15.53
Seeing (arcsec)
0.875
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 90.4650 90.4050 115.0000 115.3000
A0-J2 129.1570 129.2180 92.1000 92.4000
A0-K0 127.4390 127.6260 70.5140 70.8390
G1-J2 57.7670 57.8720 54.6000 55.0000
G1-K0 89.3040 89.4180 25.2890 25.7380
J2-K0 48.1070 48.0820 349.3020 349.7580
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 60297.23296052
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 90.465
HIERARCH ESO ISS PBL12 END 90.405
HIERARCH ESO ISS PBLA12 START 115.0
HIERARCH ESO ISS PBLA12 END 115.3
HIERARCH ESO ISS PBL13 START 129.157
HIERARCH ESO ISS PBL13 END 129.218
HIERARCH ESO ISS PBLA13 START 92.1
HIERARCH ESO ISS PBLA13 END 92.4
HIERARCH ESO ISS PBL14 START 127.439
HIERARCH ESO ISS PBL14 END 127.626
HIERARCH ESO ISS PBLA14 START 70.514
HIERARCH ESO ISS PBLA14 END 70.839
HIERARCH ESO ISS PBL23 START 57.767
HIERARCH ESO ISS PBL23 END 57.872
HIERARCH ESO ISS PBLA23 START 54.6
HIERARCH ESO ISS PBLA23 END 55.0
HIERARCH ESO ISS PBL24 START 89.304
HIERARCH ESO ISS PBL24 END 89.418
HIERARCH ESO ISS PBLA24 START 25.289
HIERARCH ESO ISS PBLA24 END 25.738
HIERARCH ESO ISS PBL34 START 48.107
HIERARCH ESO ISS PBL34 END 48.082
HIERARCH ESO ISS PBLA34 START 349.302
HIERARCH ESO ISS PBLA34 END 349.758
HIERARCH ESO ISS AMBI TAU0 START 0.002665
HIERARCH ESO ISS AMBI TAU0 END 0.002825
HIERARCH ESO ISS AMBI TEMP 15.53
HIERARCH ESO ISS AMBI FWHM START 0.88
HIERARCH ESO ISS AMBI FWHM END 0.87