Exposure
ID
PIONI.2025-10-29T06:08:53.824_1
Header ID
PIONI.2025-10-29T06:08:53.824
Date updated
2025-10-29 06:16:00 UTC+0000
Release date
2025-10-29 06:08:53 UTC+0000
UTC Start
2025-10-29 06:08:53.824
UTC End
2025-10-29 06:09:45.024
MJD Start
60977.2561785197
MJD End
60977.2567711123
Exposure time (s)
51.2
Validation level
1
Tau 0: Coherence time (s)
0.006779
Ambient temperature (°C)
12.76
Seeing (arcsec)
0.605
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 89.9340 89.9750 113.9000 113.8000
A0-J2 122.9580 123.1360 93.2000 93.2000
A0-K0 114.5080 114.7510 71.4970 71.5310
G1-J2 50.1380 50.2460 53.9000 54.0000
G1-K0 77.3310 77.4030 19.9060 20.0470
J2-K0 45.4430 45.4180 341.8140 341.9020
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 60977.2561785197
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 0.001
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 89.934
HIERARCH ESO ISS PBL12 END 89.975
HIERARCH ESO ISS PBLA12 START 113.9
HIERARCH ESO ISS PBLA12 END 113.8
HIERARCH ESO ISS PBL13 START 122.958
HIERARCH ESO ISS PBL13 END 123.136
HIERARCH ESO ISS PBLA13 START 93.2
HIERARCH ESO ISS PBLA13 END 93.2
HIERARCH ESO ISS PBL14 START 114.508
HIERARCH ESO ISS PBL14 END 114.751
HIERARCH ESO ISS PBLA14 START 71.497
HIERARCH ESO ISS PBLA14 END 71.531
HIERARCH ESO ISS PBL23 START 50.138
HIERARCH ESO ISS PBL23 END 50.246
HIERARCH ESO ISS PBLA23 START 53.9
HIERARCH ESO ISS PBLA23 END 54.0
HIERARCH ESO ISS PBL24 START 77.331
HIERARCH ESO ISS PBL24 END 77.403
HIERARCH ESO ISS PBLA24 START 19.906
HIERARCH ESO ISS PBLA24 END 20.047
HIERARCH ESO ISS PBL34 START 45.443
HIERARCH ESO ISS PBL34 END 45.418
HIERARCH ESO ISS PBLA34 START 341.814
HIERARCH ESO ISS PBLA34 END 341.902
HIERARCH ESO ISS AMBI TAU0 START 0.006786
HIERARCH ESO ISS AMBI TAU0 END 0.006772
HIERARCH ESO ISS AMBI TEMP 12.76
HIERARCH ESO ISS AMBI FWHM START 0.58
HIERARCH ESO ISS AMBI FWHM END 0.63