Exposure
ID
GRAVI.2023-09-24T02:05:23.813_1
Header ID
GRAVI.2023-09-24T02:05:23.813
Date updated
2023-09-24 02:20:21 UTC+0000
Release date
2024-09-24 02:20:21 UTC+0000
UTC Start
2023-09-24 02:05:23.813
UTC End
2023-09-24 02:09:39.813
MJD Start
60211.08708117
MJD End
60211.090044132965
Exposure time (s)
256.0
Validation level
1
Tau 0: Coherence time (s)
0.005238
Ambient temperature (°C)
17.63
Seeing (arcsec)
0.5700000000000001
Observation
ID
57083
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
42319
Name
HD173576
RA
282.029333
DEC
-43.57312
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 25.2900 25.2920 166.1000 167.1000
A0-D0 26.0560 25.7260 100.2000 101.3000
A0-C1 21.8840 21.8250 144.8830 146.0800
B2-D0 27.9380 27.6940 44.5000 44.9000
B2-C1 9.3080 9.2270 44.4260 44.8900
D0-C1 18.6310 18.4680 224.4990 224.9640
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 60211.08708117
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 173576
HIERARCH ESO INS SOBJ NAME HD173576
RA 282.029333
DEC -43.57312
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 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 337.0
HIERARCH ESO DET2 SEQ1 DIT 1.0
HIERARCH ESO DET2 NDIT 256
HIERARCH ESO ISS PBL12 START 25.29
HIERARCH ESO ISS PBL12 END 25.292
HIERARCH ESO ISS PBLA12 START 166.1
HIERARCH ESO ISS PBLA12 END 167.1
HIERARCH ESO ISS PBL13 START 26.056
HIERARCH ESO ISS PBL13 END 25.726
HIERARCH ESO ISS PBLA13 START 100.2
HIERARCH ESO ISS PBLA13 END 101.3
HIERARCH ESO ISS PBL14 START 21.884
HIERARCH ESO ISS PBL14 END 21.825
HIERARCH ESO ISS PBLA14 START 144.883
HIERARCH ESO ISS PBLA14 END 146.08
HIERARCH ESO ISS PBL23 START 27.938
HIERARCH ESO ISS PBL23 END 27.694
HIERARCH ESO ISS PBLA23 START 44.5
HIERARCH ESO ISS PBLA23 END 44.9
HIERARCH ESO ISS PBL24 START 9.308
HIERARCH ESO ISS PBL24 END 9.227
HIERARCH ESO ISS PBLA24 START 44.426
HIERARCH ESO ISS PBLA24 END 44.89
HIERARCH ESO ISS PBL34 START 18.631
HIERARCH ESO ISS PBL34 END 18.468
HIERARCH ESO ISS PBLA34 START 224.499
HIERARCH ESO ISS PBLA34 END 224.964
HIERARCH ESO ISS AMBI TAU0 START 0.006007
HIERARCH ESO ISS AMBI TAU0 END 0.004469
HIERARCH ESO ISS AMBI TEMP 17.63
HIERARCH ESO ISS AMBI FWHM START 0.56
HIERARCH ESO ISS AMBI FWHM END 0.58