Exposure
ID
PIONI.2025-09-21T02:45:38.462_1
Header ID
PIONI.2025-09-21T02:45:38.462
Date updated
2025-09-21 02:50:47 UTC+0000
Release date
2025-09-21 02:45:38 UTC+0000
UTC Start
2025-09-21 02:45:38.461
UTC End
2025-09-21 02:46:16.861
MJD Start
60939.1150284861
MJD End
60939.11547293054
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.002306
Ambient temperature (°C)
11.64
Seeing (arcsec)
0.56
Observation
ID
70479
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
JONAK / MOURARD / NARDETTO / MEILLAND / BROZ
Target
ID
52262
Name
HD173036
RA
281.018159
DEC
-18.7643
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 70.0000 69.8920 145.3000 145.5000
A0-J2 89.5590 89.2780 114.9000 115.1000
A0-K0 91.8270 91.5320 83.9370 83.9820
G1-J2 45.9250 45.8170 64.4000 64.4000
G1-K0 84.7220 84.6580 37.4340 37.4410
J2-K0 48.4830 48.4850 12.0040 12.0830
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 60939.1150284861
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD173036
RA 281.018159
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 70.0
HIERARCH ESO ISS PBL12 END 69.892
HIERARCH ESO ISS PBLA12 START 145.3
HIERARCH ESO ISS PBLA12 END 145.5
HIERARCH ESO ISS PBL13 START 89.559
HIERARCH ESO ISS PBL13 END 89.278
HIERARCH ESO ISS PBLA13 START 114.9
HIERARCH ESO ISS PBLA13 END 115.1
HIERARCH ESO ISS PBL14 START 91.827
HIERARCH ESO ISS PBL14 END 91.532
HIERARCH ESO ISS PBLA14 START 83.937
HIERARCH ESO ISS PBLA14 END 83.982
HIERARCH ESO ISS PBL23 START 45.925
HIERARCH ESO ISS PBL23 END 45.817
HIERARCH ESO ISS PBLA23 START 64.4
HIERARCH ESO ISS PBLA23 END 64.4
HIERARCH ESO ISS PBL24 START 84.722
HIERARCH ESO ISS PBL24 END 84.658
HIERARCH ESO ISS PBLA24 START 37.434
HIERARCH ESO ISS PBLA24 END 37.441
HIERARCH ESO ISS PBL34 START 48.483
HIERARCH ESO ISS PBL34 END 48.485
HIERARCH ESO ISS PBLA34 START 12.004
HIERARCH ESO ISS PBLA34 END 12.083
HIERARCH ESO ISS AMBI TAU0 START 0.002306
HIERARCH ESO ISS AMBI TAU0 END 0.002306
HIERARCH ESO ISS AMBI TEMP 11.64
HIERARCH ESO ISS AMBI FWHM START 0.56
HIERARCH ESO ISS AMBI FWHM END 0.56