Exposure
ID
GRAVI.2023-09-24T02:47:32.920_1
Header ID
GRAVI.2023-09-24T02:47:32.920
Date updated
2023-09-24 03:05:20 UTC+0000
Release date
2023-09-24 02:47:32 UTC+0000
UTC Start
2023-09-24 02:47:32.920
UTC End
2023-09-24 02:51:48.920
MJD Start
60211.11635324
MJD End
60211.11931620297
Exposure time (s)
256.0
Validation level
1
Tau 0: Coherence time (s)
0.0054905
Ambient temperature (°C)
18.11
Seeing (arcsec)
0.615
Observation
ID
57084
Category
calibrator
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
42320
Name
HD173490
RA
281.886866
DEC
-43.54648
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 25.2990 25.2990 173.4000 174.3000
A0-D0 23.4060 23.0360 109.2000 110.5000
A0-C1 21.4370 21.3820 154.2590 155.5470
B2-D0 25.9360 25.6430 47.7000 48.1000
B2-C1 8.6410 8.5440 47.6800 48.0650
D0-C1 17.2940 17.0990 227.7550 228.1410
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 112.262Q.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60211.11635324
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 173490
HIERARCH ESO INS SOBJ NAME HD173490
RA 281.886866
DEC -43.54648
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 25.299
HIERARCH ESO ISS PBL12 END 25.299
HIERARCH ESO ISS PBLA12 START 173.4
HIERARCH ESO ISS PBLA12 END 174.3
HIERARCH ESO ISS PBL13 START 23.406
HIERARCH ESO ISS PBL13 END 23.036
HIERARCH ESO ISS PBLA13 START 109.2
HIERARCH ESO ISS PBLA13 END 110.5
HIERARCH ESO ISS PBL14 START 21.437
HIERARCH ESO ISS PBL14 END 21.382
HIERARCH ESO ISS PBLA14 START 154.259
HIERARCH ESO ISS PBLA14 END 155.547
HIERARCH ESO ISS PBL23 START 25.936
HIERARCH ESO ISS PBL23 END 25.643
HIERARCH ESO ISS PBLA23 START 47.7
HIERARCH ESO ISS PBLA23 END 48.1
HIERARCH ESO ISS PBL24 START 8.641
HIERARCH ESO ISS PBL24 END 8.544
HIERARCH ESO ISS PBLA24 START 47.68
HIERARCH ESO ISS PBLA24 END 48.065
HIERARCH ESO ISS PBL34 START 17.294
HIERARCH ESO ISS PBL34 END 17.099
HIERARCH ESO ISS PBLA34 START 227.755
HIERARCH ESO ISS PBLA34 END 228.141
HIERARCH ESO ISS AMBI TAU0 START 0.006795
HIERARCH ESO ISS AMBI TAU0 END 0.004186
HIERARCH ESO ISS AMBI TEMP 18.11
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.61