Exposure
ID
GRAVI.2024-03-10T07:52:37.728_1
Header ID
GRAVI.2024-03-10T07:52:37.728
Date updated
2024-03-10 08:05:28 UTC+0000
Release date
2025-03-10 08:05:28 UTC+0000
UTC Start
2024-03-10 07:52:37.728
UTC End
2024-03-10 07:56:37.728
MJD Start
60379.32821444
MJD End
60379.3309922178
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.010494
Ambient temperature (°C)
17.23
Seeing (arcsec)
0.415
Observation
ID
58686
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
43447
Name
BD+04_3351
RA
258.092782
DEC
4.10023
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 48.6550 48.6470 143.2000 143.1000
A0-J2 98.2010 99.7850 96.9000 96.7000
A0-J6 131.9920 132.2020 5.4670 6.2720
B5-J2 73.5570 75.0530 68.3000 68.7000
B5-J6 171.1510 170.9630 354.4440 355.0520
J2-J6 166.4390 166.2090 329.3280 329.3830
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 60379.32821444
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME BD+04 3351
HIERARCH ESO INS SOBJ NAME BD+04_3351
RA 258.092782
DEC 4.10023
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 48.655
HIERARCH ESO ISS PBL12 END 48.647
HIERARCH ESO ISS PBLA12 START 143.2
HIERARCH ESO ISS PBLA12 END 143.1
HIERARCH ESO ISS PBL13 START 98.201
HIERARCH ESO ISS PBL13 END 99.785
HIERARCH ESO ISS PBLA13 START 96.9
HIERARCH ESO ISS PBLA13 END 96.7
HIERARCH ESO ISS PBL14 START 131.992
HIERARCH ESO ISS PBL14 END 132.202
HIERARCH ESO ISS PBLA14 START 5.467
HIERARCH ESO ISS PBLA14 END 6.272
HIERARCH ESO ISS PBL23 START 73.557
HIERARCH ESO ISS PBL23 END 75.053
HIERARCH ESO ISS PBLA23 START 68.3
HIERARCH ESO ISS PBLA23 END 68.7
HIERARCH ESO ISS PBL24 START 171.151
HIERARCH ESO ISS PBL24 END 170.963
HIERARCH ESO ISS PBLA24 START 354.444
HIERARCH ESO ISS PBLA24 END 355.052
HIERARCH ESO ISS PBL34 START 166.439
HIERARCH ESO ISS PBL34 END 166.209
HIERARCH ESO ISS PBLA34 START 329.328
HIERARCH ESO ISS PBLA34 END 329.383
HIERARCH ESO ISS AMBI TAU0 START 0.010494
HIERARCH ESO ISS AMBI TAU0 END 0.010494
HIERARCH ESO ISS AMBI TEMP 17.23
HIERARCH ESO ISS AMBI FWHM START 0.41
HIERARCH ESO ISS AMBI FWHM END 0.42