Exposure
ID
PIONI.2025-07-23T07:36:04.555_1
Header ID
PIONI.2025-07-23T07:36:04.555
Date updated
2025-07-23 07:45:45 UTC+0000
Release date
2025-07-23 07:36:04 UTC+0000
UTC Start
2025-07-23 07:36:04.555
UTC End
2025-07-23 07:36:42.955
MJD Start
60879.3167193858
MJD End
60879.317163830245
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.005424
Ambient temperature (°C)
12.88
Seeing (arcsec)
0.36
Observation
ID
68129
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
50640
Name
HD220171
RA
350.43263
DEC
3.06035
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 89.9340 89.9010 113.3000 113.3000
A0-J2 128.8350 128.8700 92.8000 92.8000
A0-K0 124.0090 124.1140 73.0690 73.0730
G1-J2 54.5590 54.6190 57.6000 57.7000
G1-K0 80.2430 80.3080 26.6830 26.7640
J2-K0 43.6550 43.6380 346.6950 346.7790
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 60879.3167193858
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD220171
RA 350.43263
DEC 3.06035
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 89.934
HIERARCH ESO ISS PBL12 END 89.901
HIERARCH ESO ISS PBLA12 START 113.3
HIERARCH ESO ISS PBLA12 END 113.3
HIERARCH ESO ISS PBL13 START 128.835
HIERARCH ESO ISS PBL13 END 128.87
HIERARCH ESO ISS PBLA13 START 92.8
HIERARCH ESO ISS PBLA13 END 92.8
HIERARCH ESO ISS PBL14 START 124.009
HIERARCH ESO ISS PBL14 END 124.114
HIERARCH ESO ISS PBLA14 START 73.069
HIERARCH ESO ISS PBLA14 END 73.073
HIERARCH ESO ISS PBL23 START 54.559
HIERARCH ESO ISS PBL23 END 54.619
HIERARCH ESO ISS PBLA23 START 57.6
HIERARCH ESO ISS PBLA23 END 57.7
HIERARCH ESO ISS PBL24 START 80.243
HIERARCH ESO ISS PBL24 END 80.308
HIERARCH ESO ISS PBLA24 START 26.683
HIERARCH ESO ISS PBLA24 END 26.764
HIERARCH ESO ISS PBL34 START 43.655
HIERARCH ESO ISS PBL34 END 43.638
HIERARCH ESO ISS PBLA34 START 346.695
HIERARCH ESO ISS PBLA34 END 346.779
HIERARCH ESO ISS AMBI TAU0 START 0.005424
HIERARCH ESO ISS AMBI TAU0 END 0.005424
HIERARCH ESO ISS AMBI TEMP 12.88
HIERARCH ESO ISS AMBI FWHM START 0.36
HIERARCH ESO ISS AMBI FWHM END 0.36