Exposure
ID
GRAVI.2024-02-15T07:52:32.316_1
Header ID
GRAVI.2024-02-15T07:52:32.316
Date updated
2024-02-15 08:10:39 UTC+0000
Release date
2025-02-15 08:10:38 UTC+0000
UTC Start
2024-02-15 07:52:32.316
UTC End
2024-02-15 07:56:48.316
MJD Start
60355.3281518
MJD End
60355.331114763
Exposure time (s)
256.0
Validation level
1
Tau 0: Coherence time (s)
0.011576
Ambient temperature (°C)
18.42
Seeing (arcsec)
0.435
Observation
ID
58477
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
43285
Name
V926_Cen
RA
183.978248
DEC
-54.05741
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 89.5920 89.7450 119.3000 120.4000
A0-J2 129.0060 128.8850 99.2000 100.3000
A0-K0 124.2180 123.7710 79.8090 80.9120
G1-J2 54.4870 54.2150 64.7000 65.7000
G1-K0 79.2600 78.9050 33.8420 34.6030
J2-K0 42.8090 42.8470 353.1580 353.8560
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 60355.3281518
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME V V926 Cen
HIERARCH ESO INS SOBJ NAME V926_Cen
RA 183.978248
DEC -54.05741
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE SPLIT
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 337.0
HIERARCH ESO DET2 SEQ1 DIT 1.0
HIERARCH ESO DET2 NDIT 256
HIERARCH ESO ISS PBL12 START 89.592
HIERARCH ESO ISS PBL12 END 89.745
HIERARCH ESO ISS PBLA12 START 119.3
HIERARCH ESO ISS PBLA12 END 120.4
HIERARCH ESO ISS PBL13 START 129.006
HIERARCH ESO ISS PBL13 END 128.885
HIERARCH ESO ISS PBLA13 START 99.2
HIERARCH ESO ISS PBLA13 END 100.3
HIERARCH ESO ISS PBL14 START 124.218
HIERARCH ESO ISS PBL14 END 123.771
HIERARCH ESO ISS PBLA14 START 79.809
HIERARCH ESO ISS PBLA14 END 80.912
HIERARCH ESO ISS PBL23 START 54.487
HIERARCH ESO ISS PBL23 END 54.215
HIERARCH ESO ISS PBLA23 START 64.7
HIERARCH ESO ISS PBLA23 END 65.7
HIERARCH ESO ISS PBL24 START 79.26
HIERARCH ESO ISS PBL24 END 78.905
HIERARCH ESO ISS PBLA24 START 33.842
HIERARCH ESO ISS PBLA24 END 34.603
HIERARCH ESO ISS PBL34 START 42.809
HIERARCH ESO ISS PBL34 END 42.847
HIERARCH ESO ISS PBLA34 START 353.158
HIERARCH ESO ISS PBLA34 END 353.856
HIERARCH ESO ISS AMBI TAU0 START 0.011712
HIERARCH ESO ISS AMBI TAU0 END 0.01144
HIERARCH ESO ISS AMBI TEMP 18.42
HIERARCH ESO ISS AMBI FWHM START 0.39
HIERARCH ESO ISS AMBI FWHM END 0.48