Exposure
ID
PIONI.2025-10-29T06:40:32.429_1
Header ID
PIONI.2025-10-29T06:40:32.429
Date updated
2025-10-29 06:50:46 UTC+0000
Release date
2025-10-29 06:40:32 UTC+0000
UTC Start
2025-10-29 06:40:32.429
UTC End
2025-10-29 06:42:14.829
MJD Start
60977.2781531131
MJD End
60977.279338298285
Exposure time (s)
102.4
Validation level
1
Tau 0: Coherence time (s)
0.0073574999999999995
Ambient temperature (°C)
12.07
Seeing (arcsec)
0.635
Observation
ID
71045
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
52725
Name
HD 33960
RA
78.52476
DEC
1.47961
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 90.4990 90.4870 113.5000 113.5000
A0-J2 127.2670 127.4460 92.9000 92.9000
A0-K0 121.0170 121.3370 72.3230 72.3590
G1-J2 53.1670 53.3270 56.1000 56.2000
G1-K0 79.6580 79.8000 23.9190 24.1360
J2-K0 44.7130 44.6710 344.6880 344.8700
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 60977.2781531131
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 33960
RA 78.52476
DEC 1.47961
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 0.002
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 90.499
HIERARCH ESO ISS PBL12 END 90.487
HIERARCH ESO ISS PBLA12 START 113.5
HIERARCH ESO ISS PBLA12 END 113.5
HIERARCH ESO ISS PBL13 START 127.267
HIERARCH ESO ISS PBL13 END 127.446
HIERARCH ESO ISS PBLA13 START 92.9
HIERARCH ESO ISS PBLA13 END 92.9
HIERARCH ESO ISS PBL14 START 121.017
HIERARCH ESO ISS PBL14 END 121.337
HIERARCH ESO ISS PBLA14 START 72.323
HIERARCH ESO ISS PBLA14 END 72.359
HIERARCH ESO ISS PBL23 START 53.167
HIERARCH ESO ISS PBL23 END 53.327
HIERARCH ESO ISS PBLA23 START 56.1
HIERARCH ESO ISS PBLA23 END 56.2
HIERARCH ESO ISS PBL24 START 79.658
HIERARCH ESO ISS PBL24 END 79.8
HIERARCH ESO ISS PBLA24 START 23.919
HIERARCH ESO ISS PBLA24 END 24.136
HIERARCH ESO ISS PBL34 START 44.713
HIERARCH ESO ISS PBL34 END 44.671
HIERARCH ESO ISS PBLA34 START 344.688
HIERARCH ESO ISS PBLA34 END 344.87
HIERARCH ESO ISS AMBI TAU0 START 0.007692
HIERARCH ESO ISS AMBI TAU0 END 0.007023
HIERARCH ESO ISS AMBI TEMP 12.07
HIERARCH ESO ISS AMBI FWHM START 0.6
HIERARCH ESO ISS AMBI FWHM END 0.67