Exposure
ID
PIONI.2025-11-01T07:15:48.802_1
Header ID
PIONI.2025-11-01T07:15:48.802
Date updated
2025-11-01 07:20:49 UTC+0000
Release date
2025-11-01 07:15:48 UTC+0000
UTC Start
2025-11-01 07:15:48.802
UTC End
2025-11-01 07:16:40.002
MJD Start
60980.3026481676
MJD End
60980.30324076019
Exposure time (s)
51.2
Validation level
1
Tau 0: Coherence time (s)
0.007367
Ambient temperature (°C)
10.38
Seeing (arcsec)
0.38
Observation
ID
71079
Category
calibrator
Program ID
116.28SA.001
Program Title
TOWARDS HIGH-ANGULAR RESOLUTION IMAGING OF ALL SOUTHERN O-TYPE STARS BRIGHTER THAN H=8
Program Type
Normal
PI / COI
SANA / DESHMUKH / MAHY / VRANCKEN
Target
ID
52759
Name
HD 75027
RA
131.431953
DEC
-46.85858
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 64.6420 64.8290 76.6000 76.8000
A0-J2 106.7930 106.9610 49.4000 49.7000
A0-K0 119.8370 119.9060 30.2610 30.5010
G1-J2 57.4600 57.4690 18.5000 18.7000
G1-K0 88.5880 88.5900 358.3890 358.5380
J2-K0 39.8840 39.9280 328.6720 328.7530
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28SA.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60980.3026481676
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 75027
RA 131.431953
DEC -46.85858
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 64.642
HIERARCH ESO ISS PBL12 END 64.829
HIERARCH ESO ISS PBLA12 START 76.6
HIERARCH ESO ISS PBLA12 END 76.8
HIERARCH ESO ISS PBL13 START 106.793
HIERARCH ESO ISS PBL13 END 106.961
HIERARCH ESO ISS PBLA13 START 49.4
HIERARCH ESO ISS PBLA13 END 49.7
HIERARCH ESO ISS PBL14 START 119.837
HIERARCH ESO ISS PBL14 END 119.906
HIERARCH ESO ISS PBLA14 START 30.261
HIERARCH ESO ISS PBLA14 END 30.501
HIERARCH ESO ISS PBL23 START 57.46
HIERARCH ESO ISS PBL23 END 57.469
HIERARCH ESO ISS PBLA23 START 18.5
HIERARCH ESO ISS PBLA23 END 18.7
HIERARCH ESO ISS PBL24 START 88.588
HIERARCH ESO ISS PBL24 END 88.59
HIERARCH ESO ISS PBLA24 START 358.389
HIERARCH ESO ISS PBLA24 END 358.538
HIERARCH ESO ISS PBL34 START 39.884
HIERARCH ESO ISS PBL34 END 39.928
HIERARCH ESO ISS PBLA34 START 328.672
HIERARCH ESO ISS PBLA34 END 328.753
HIERARCH ESO ISS AMBI TAU0 START 0.007115
HIERARCH ESO ISS AMBI TAU0 END 0.007619
HIERARCH ESO ISS AMBI TEMP 10.38
HIERARCH ESO ISS AMBI FWHM START 0.38
HIERARCH ESO ISS AMBI FWHM END 0.38