Exposure
ID
PIONI.2025-07-19T07:07:38.461_1
Header ID
PIONI.2025-07-19T07:07:38.461
Date updated
2025-07-19 15:22:58 UTC+0000
Release date
2025-07-19 07:07:38 UTC+0000
UTC Start
2025-07-19 07:07:38.462
UTC End
2025-07-19 07:08:16.862
MJD Start
60875.2969729342
MJD End
60875.29741737864
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.002987
Ambient temperature (°C)
12.8
Seeing (arcsec)
1.34
Observation
ID
68862
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
51231
Name
HD173036
RA
281.01816
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 68.6250 68.5200 147.9000 148.1000
A0-J2 85.8960 85.6040 116.9000 117.1000
A0-K0 87.9370 87.6230 84.5220 84.5690
G1-J2 44.5050 44.3900 64.4000 64.4000
G1-K0 83.8630 83.7930 37.5070 37.5110
J2-K0 48.5180 48.5210 13.0260 13.1060
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 60875.2969729342
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD173036
RA 281.01816
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 68.625
HIERARCH ESO ISS PBL12 END 68.52
HIERARCH ESO ISS PBLA12 START 147.9
HIERARCH ESO ISS PBLA12 END 148.1
HIERARCH ESO ISS PBL13 START 85.896
HIERARCH ESO ISS PBL13 END 85.604
HIERARCH ESO ISS PBLA13 START 116.9
HIERARCH ESO ISS PBLA13 END 117.1
HIERARCH ESO ISS PBL14 START 87.937
HIERARCH ESO ISS PBL14 END 87.623
HIERARCH ESO ISS PBLA14 START 84.522
HIERARCH ESO ISS PBLA14 END 84.569
HIERARCH ESO ISS PBL23 START 44.505
HIERARCH ESO ISS PBL23 END 44.39
HIERARCH ESO ISS PBLA23 START 64.4
HIERARCH ESO ISS PBLA23 END 64.4
HIERARCH ESO ISS PBL24 START 83.863
HIERARCH ESO ISS PBL24 END 83.793
HIERARCH ESO ISS PBLA24 START 37.507
HIERARCH ESO ISS PBLA24 END 37.511
HIERARCH ESO ISS PBL34 START 48.518
HIERARCH ESO ISS PBL34 END 48.521
HIERARCH ESO ISS PBLA34 START 13.026
HIERARCH ESO ISS PBLA34 END 13.106
HIERARCH ESO ISS AMBI TAU0 START 0.002987
HIERARCH ESO ISS AMBI TAU0 END 0.002987
HIERARCH ESO ISS AMBI TEMP 12.8
HIERARCH ESO ISS AMBI FWHM START 1.34
HIERARCH ESO ISS AMBI FWHM END 1.34