Exposure
ID
PIONI.2025-10-30T06:12:20.725_1
Header ID
PIONI.2025-10-30T06:12:20.725
Date updated
2025-10-30 06:21:27 UTC+0000
Release date
2025-10-30 06:12:20 UTC+0000
UTC Start
2025-10-30 06:12:20.725
UTC End
2025-10-30 06:13:11.925
MJD Start
60978.2585732052
MJD End
60978.2591657978
Exposure time (s)
51.2
Validation level
1
Tau 0: Coherence time (s)
0.006982
Ambient temperature (°C)
12.5
Seeing (arcsec)
0.4
Observation
ID
71063
Category
calibrator
Program ID
116.290A.002
Program Title
CONSTRAINING ASTEROSEISMIC MODELS OF MASSIVE OB STARS USING HIGH-PRECISION INTERFEROMETRY
Program Type
Normal
PI / COI
VRANCKEN / DESHMUKH / SANA / TKACHENKO / AERTS / KLIAPETS
Target
ID
52743
Name
HD 31413
RA
73.952633
DEC
1.14655
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 90.5010 90.5050 113.5000 113.5000
A0-J2 126.6240 126.7400 92.9000 92.9000
A0-K0 120.0100 120.2000 72.0860 72.1090
G1-J2 52.7160 52.8070 55.6000 55.6000
G1-K0 79.4270 79.5030 23.1370 23.2590
J2-K0 44.9480 44.9260 344.1500 344.2460
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.290A.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60978.2585732052
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 31413
RA 73.952633
DEC 1.14655
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 0.001
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 90.501
HIERARCH ESO ISS PBL12 END 90.505
HIERARCH ESO ISS PBLA12 START 113.5
HIERARCH ESO ISS PBLA12 END 113.5
HIERARCH ESO ISS PBL13 START 126.624
HIERARCH ESO ISS PBL13 END 126.74
HIERARCH ESO ISS PBLA13 START 92.9
HIERARCH ESO ISS PBLA13 END 92.9
HIERARCH ESO ISS PBL14 START 120.01
HIERARCH ESO ISS PBL14 END 120.2
HIERARCH ESO ISS PBLA14 START 72.086
HIERARCH ESO ISS PBLA14 END 72.109
HIERARCH ESO ISS PBL23 START 52.716
HIERARCH ESO ISS PBL23 END 52.807
HIERARCH ESO ISS PBLA23 START 55.6
HIERARCH ESO ISS PBLA23 END 55.6
HIERARCH ESO ISS PBL24 START 79.427
HIERARCH ESO ISS PBL24 END 79.503
HIERARCH ESO ISS PBLA24 START 23.137
HIERARCH ESO ISS PBLA24 END 23.259
HIERARCH ESO ISS PBL34 START 44.948
HIERARCH ESO ISS PBL34 END 44.926
HIERARCH ESO ISS PBLA34 START 344.15
HIERARCH ESO ISS PBLA34 END 344.246
HIERARCH ESO ISS AMBI TAU0 START 0.006982
HIERARCH ESO ISS AMBI TAU0 END 0.006982
HIERARCH ESO ISS AMBI TEMP 12.5
HIERARCH ESO ISS AMBI FWHM START 0.41
HIERARCH ESO ISS AMBI FWHM END 0.39