Exposure
ID
PIONI.2025-08-23T05:39:48.668_1
Header ID
PIONI.2025-08-23T05:39:48.668
Date updated
2025-08-23 05:45:36 UTC+0000
Release date
2025-08-23 05:39:48 UTC+0000
UTC Start
2025-08-23 05:39:48.668
UTC End
2025-08-23 05:40:27.068
MJD Start
60910.2359799547
MJD End
60910.23642439914
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0030145
Ambient temperature (°C)
2.8
Seeing (arcsec)
0.905
Observation
ID
70080
Category
calibrator
Program ID
115.28F2.003
Program Title
WEIGHING THE STARS: HIGH-PRECISION MASSES OF F-TYPE MAIN-SEQUENCE BINARIES
Program Type
Normal
PI / COI
JONÁK / MOURARD / NARDETTO / MEILLAND / BROZ
Target
ID
51993
Name
HD173036
RA
281.018746
DEC
-18.7643
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 46.4340 46.4410 187.8000 187.9000
A0-J2 67.9990 67.7140 129.7000 129.9000
A0-J6 148.0760 147.9070 37.0100 36.9890
B5-J2 58.7210 58.3980 87.5000 87.5000
B5-J6 189.9680 189.8520 30.1610 30.1670
J2-J6 165.7830 165.8030 12.8140 12.9110
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.28F2.003
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60910.2359799547
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD173036
RA 281.018746
DEC -18.7643
HIERARCH ESO INS OPTI2 NAME GRISM
HIERARCH ESO INS OPTI2 ID GRISM
HIERARCH ESO INS FILT1 NAME H
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
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 46.434
HIERARCH ESO ISS PBL12 END 46.441
HIERARCH ESO ISS PBLA12 START 187.8
HIERARCH ESO ISS PBLA12 END 187.9
HIERARCH ESO ISS PBL13 START 67.999
HIERARCH ESO ISS PBL13 END 67.714
HIERARCH ESO ISS PBLA13 START 129.7
HIERARCH ESO ISS PBLA13 END 129.9
HIERARCH ESO ISS PBL14 START 148.076
HIERARCH ESO ISS PBL14 END 147.907
HIERARCH ESO ISS PBLA14 START 37.01
HIERARCH ESO ISS PBLA14 END 36.989
HIERARCH ESO ISS PBL23 START 58.721
HIERARCH ESO ISS PBL23 END 58.398
HIERARCH ESO ISS PBLA23 START 87.5
HIERARCH ESO ISS PBLA23 END 87.5
HIERARCH ESO ISS PBL24 START 189.968
HIERARCH ESO ISS PBL24 END 189.852
HIERARCH ESO ISS PBLA24 START 30.161
HIERARCH ESO ISS PBLA24 END 30.167
HIERARCH ESO ISS PBL34 START 165.783
HIERARCH ESO ISS PBL34 END 165.803
HIERARCH ESO ISS PBLA34 START 12.814
HIERARCH ESO ISS PBLA34 END 12.911
HIERARCH ESO ISS AMBI TAU0 START 0.003094
HIERARCH ESO ISS AMBI TAU0 END 0.002935
HIERARCH ESO ISS AMBI TEMP 2.8
HIERARCH ESO ISS AMBI FWHM START 0.93
HIERARCH ESO ISS AMBI FWHM END 0.88