Exposure
ID
PIONI.2025-09-20T04:11:32.758_1
Header ID
PIONI.2025-09-20T04:11:32.758
Date updated
2025-09-20 04:20:58 UTC+0000
Release date
2025-09-20 04:11:32 UTC+0000
UTC Start
2025-09-20 04:11:32.758
UTC End
2025-09-20 04:12:11.158
MJD Start
60938.1746847043
MJD End
60938.175129148745
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.002201
Ambient temperature (°C)
13.9
Seeing (arcsec)
0.74
Observation
ID
70468
Category
calibrator
Program ID
115.28F2.002
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
52254
Name
HD14518
RA
34.742274
DEC
-53.93751
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 72.0000 72.1110 78.9000 79.1000
A0-J2 116.6400 116.7340 55.4000 55.6000
A0-K0 125.3520 125.3840 37.5650 37.7460
G1-J2 58.2230 58.2240 25.8000 25.9000
G1-K0 85.7000 85.6960 3.8640 3.9860
J2-K0 38.4230 38.4550 329.4190 329.5020
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.28F2.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60938.1746847043
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD14518
RA 34.742274
DEC -53.93751
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 72.0
HIERARCH ESO ISS PBL12 END 72.111
HIERARCH ESO ISS PBLA12 START 78.9
HIERARCH ESO ISS PBLA12 END 79.1
HIERARCH ESO ISS PBL13 START 116.64
HIERARCH ESO ISS PBL13 END 116.734
HIERARCH ESO ISS PBLA13 START 55.4
HIERARCH ESO ISS PBLA13 END 55.6
HIERARCH ESO ISS PBL14 START 125.352
HIERARCH ESO ISS PBL14 END 125.384
HIERARCH ESO ISS PBLA14 START 37.565
HIERARCH ESO ISS PBLA14 END 37.746
HIERARCH ESO ISS PBL23 START 58.223
HIERARCH ESO ISS PBL23 END 58.224
HIERARCH ESO ISS PBLA23 START 25.8
HIERARCH ESO ISS PBLA23 END 25.9
HIERARCH ESO ISS PBL24 START 85.7
HIERARCH ESO ISS PBL24 END 85.696
HIERARCH ESO ISS PBLA24 START 3.864
HIERARCH ESO ISS PBLA24 END 3.986
HIERARCH ESO ISS PBL34 START 38.423
HIERARCH ESO ISS PBL34 END 38.455
HIERARCH ESO ISS PBLA34 START 329.419
HIERARCH ESO ISS PBLA34 END 329.502
HIERARCH ESO ISS AMBI TAU0 START 0.002201
HIERARCH ESO ISS AMBI TAU0 END 0.002201
HIERARCH ESO ISS AMBI TEMP 13.9
HIERARCH ESO ISS AMBI FWHM START 0.72
HIERARCH ESO ISS AMBI FWHM END 0.76