Exposure
ID
PIONI.2025-07-19T07:06:47.991_1
Header ID
PIONI.2025-07-19T07:06:47.991
Date updated
2025-07-19 15:22:58 UTC+0000
Release date
2025-07-19 07:06:47 UTC+0000
UTC Start
2025-07-19 07:06:47.990
UTC End
2025-07-19 07:07:26.390
MJD Start
60875.2963887788
MJD End
60875.29683322324
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 68.7340 68.6300 147.7000 147.9000
A0-J2 86.1930 85.9070 116.7000 116.9000
A0-K0 88.2560 87.9500 84.4750 84.5200
G1-J2 44.6210 44.5090 64.4000 64.4000
G1-K0 83.9340 83.8660 37.5030 37.5070
J2-K0 48.5150 48.5180 12.9450 13.0230
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 60875.2963887788
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 68.734
HIERARCH ESO ISS PBL12 END 68.63
HIERARCH ESO ISS PBLA12 START 147.7
HIERARCH ESO ISS PBLA12 END 147.9
HIERARCH ESO ISS PBL13 START 86.193
HIERARCH ESO ISS PBL13 END 85.907
HIERARCH ESO ISS PBLA13 START 116.7
HIERARCH ESO ISS PBLA13 END 116.9
HIERARCH ESO ISS PBL14 START 88.256
HIERARCH ESO ISS PBL14 END 87.95
HIERARCH ESO ISS PBLA14 START 84.475
HIERARCH ESO ISS PBLA14 END 84.52
HIERARCH ESO ISS PBL23 START 44.621
HIERARCH ESO ISS PBL23 END 44.509
HIERARCH ESO ISS PBLA23 START 64.4
HIERARCH ESO ISS PBLA23 END 64.4
HIERARCH ESO ISS PBL24 START 83.934
HIERARCH ESO ISS PBL24 END 83.866
HIERARCH ESO ISS PBLA24 START 37.503
HIERARCH ESO ISS PBLA24 END 37.507
HIERARCH ESO ISS PBL34 START 48.515
HIERARCH ESO ISS PBL34 END 48.518
HIERARCH ESO ISS PBLA34 START 12.945
HIERARCH ESO ISS PBLA34 END 13.023
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