Exposure
ID
GRAVI.2023-07-22T05:33:15.128_1
Header ID
GRAVI.2023-07-22T05:33:15.128
Date updated
2023-07-22 05:45:34 UTC+0000
Release date
2023-07-22 05:33:15 UTC+0000
UTC Start
2023-07-22 05:33:15.128
UTC End
2023-07-22 05:37:15.128
MJD Start
60147.23142509
MJD End
60147.23420286778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.003429
Ambient temperature (°C)
14.48
Seeing (arcsec)
0.7250000000000001
Observation
ID
56269
Category
calibrator
Program ID
109.22XY.001
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART II
Program Type
Normal
PI / COI
GALLENNE/ PIETRZYNSKI/ GRACZYK/ PILECKI/ GIEREN/ KERVELLA/ MÉRAND
Target
ID
41684
Name
HD171706
RA
279.112076
DEC
-4.57624
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 71.6290 70.7760 124.5000 125.1000
A0-J2 107.1840 105.8310 96.2000 96.4000
A0-K0 115.7500 114.7590 73.1320 73.0680
G1-J2 55.7290 55.4550 58.6000 58.5000
G1-K0 90.4810 90.4840 34.8990 34.9860
J2-K0 45.3530 45.3850 5.3220 5.8180
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 109.22XY.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60147.23142509
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD171706
HIERARCH ESO INS SOBJ NAME HD171706
RA 279.112076
DEC -4.57624
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
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 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 71.629
HIERARCH ESO ISS PBL12 END 70.776
HIERARCH ESO ISS PBLA12 START 124.5
HIERARCH ESO ISS PBLA12 END 125.1
HIERARCH ESO ISS PBL13 START 107.184
HIERARCH ESO ISS PBL13 END 105.831
HIERARCH ESO ISS PBLA13 START 96.2
HIERARCH ESO ISS PBLA13 END 96.4
HIERARCH ESO ISS PBL14 START 115.75
HIERARCH ESO ISS PBL14 END 114.759
HIERARCH ESO ISS PBLA14 START 73.132
HIERARCH ESO ISS PBLA14 END 73.068
HIERARCH ESO ISS PBL23 START 55.729
HIERARCH ESO ISS PBL23 END 55.455
HIERARCH ESO ISS PBLA23 START 58.6
HIERARCH ESO ISS PBLA23 END 58.5
HIERARCH ESO ISS PBL24 START 90.481
HIERARCH ESO ISS PBL24 END 90.484
HIERARCH ESO ISS PBLA24 START 34.899
HIERARCH ESO ISS PBLA24 END 34.986
HIERARCH ESO ISS PBL34 START 45.353
HIERARCH ESO ISS PBL34 END 45.385
HIERARCH ESO ISS PBLA34 START 5.322
HIERARCH ESO ISS PBLA34 END 5.818
HIERARCH ESO ISS AMBI TAU0 START 0.003501
HIERARCH ESO ISS AMBI TAU0 END 0.003357
HIERARCH ESO ISS AMBI TEMP 14.48
HIERARCH ESO ISS AMBI FWHM START 0.65
HIERARCH ESO ISS AMBI FWHM END 0.8