Exposure
ID
GRAVI.2024-02-19T05:22:05.436_1
Header ID
GRAVI.2024-02-19T05:22:05.436
Date updated
2024-02-19 05:35:30 UTC+0000
Release date
2025-02-19 05:35:30 UTC+0000
UTC Start
2024-02-19 05:22:05.436
UTC End
2024-02-19 05:24:45.436
MJD Start
60359.22367403
MJD End
60359.2255258819
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0085315
Ambient temperature (°C)
16.62
Seeing (arcsec)
0.435
Observation
ID
58501
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
43305
Name
BD+10_1977
RA
140.199754
DEC
10.22215
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 37.7950 37.6290 154.2000 154.6000
A0-J2 121.7670 121.2170 89.1000 89.0000
A0-J6 158.4360 158.8660 34.8900 34.9850
B5-J2 111.2720 111.1140 71.2000 71.0000
B5-J6 180.0010 180.4720 24.3430 24.5440
J2-J6 131.8420 131.5400 346.3400 346.7640
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 60359.22367403
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME BD+10 1977
HIERARCH ESO INS SOBJ NAME BD+10_1977
RA 140.199754
DEC 10.22215
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 176.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 37.795
HIERARCH ESO ISS PBL12 END 37.629
HIERARCH ESO ISS PBLA12 START 154.2
HIERARCH ESO ISS PBLA12 END 154.6
HIERARCH ESO ISS PBL13 START 121.767
HIERARCH ESO ISS PBL13 END 121.217
HIERARCH ESO ISS PBLA13 START 89.1
HIERARCH ESO ISS PBLA13 END 89.0
HIERARCH ESO ISS PBL14 START 158.436
HIERARCH ESO ISS PBL14 END 158.866
HIERARCH ESO ISS PBLA14 START 34.89
HIERARCH ESO ISS PBLA14 END 34.985
HIERARCH ESO ISS PBL23 START 111.272
HIERARCH ESO ISS PBL23 END 111.114
HIERARCH ESO ISS PBLA23 START 71.2
HIERARCH ESO ISS PBLA23 END 71.0
HIERARCH ESO ISS PBL24 START 180.001
HIERARCH ESO ISS PBL24 END 180.472
HIERARCH ESO ISS PBLA24 START 24.343
HIERARCH ESO ISS PBLA24 END 24.544
HIERARCH ESO ISS PBL34 START 131.842
HIERARCH ESO ISS PBL34 END 131.54
HIERARCH ESO ISS PBLA34 START 346.34
HIERARCH ESO ISS PBLA34 END 346.764
HIERARCH ESO ISS AMBI TAU0 START 0.009003
HIERARCH ESO ISS AMBI TAU0 END 0.00806
HIERARCH ESO ISS AMBI TEMP 16.62
HIERARCH ESO ISS AMBI FWHM START 0.43
HIERARCH ESO ISS AMBI FWHM END 0.44