Exposure
ID
PIONI.2025-11-01T07:14:45.787_1
Header ID
PIONI.2025-11-01T07:14:45.787
Date updated
2025-11-01 07:20:49 UTC+0000
Release date
2025-11-01 07:14:45 UTC+0000
UTC Start
2025-11-01 07:14:45.787
UTC End
2025-11-01 07:15:36.987
MJD Start
60980.3019188349
MJD End
60980.30251142749
Exposure time (s)
51.2
Validation level
1
Tau 0: Coherence time (s)
0.007143
Ambient temperature (°C)
10.34
Seeing (arcsec)
0.395
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 64.4490 64.6360 76.4000 76.6000
A0-J2 106.6190 106.7870 49.2000 49.4000
A0-K0 119.7670 119.8350 30.0090 30.2530
G1-J2 57.4510 57.4600 18.3000 18.5000
G1-K0 88.5870 88.5880 358.2330 358.3850
J2-K0 39.8390 39.8830 328.5860 328.6700
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 60980.3019188349
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 64.449
HIERARCH ESO ISS PBL12 END 64.636
HIERARCH ESO ISS PBLA12 START 76.4
HIERARCH ESO ISS PBLA12 END 76.6
HIERARCH ESO ISS PBL13 START 106.619
HIERARCH ESO ISS PBL13 END 106.787
HIERARCH ESO ISS PBLA13 START 49.2
HIERARCH ESO ISS PBLA13 END 49.4
HIERARCH ESO ISS PBL14 START 119.767
HIERARCH ESO ISS PBL14 END 119.835
HIERARCH ESO ISS PBLA14 START 30.009
HIERARCH ESO ISS PBLA14 END 30.253
HIERARCH ESO ISS PBL23 START 57.451
HIERARCH ESO ISS PBL23 END 57.46
HIERARCH ESO ISS PBLA23 START 18.3
HIERARCH ESO ISS PBLA23 END 18.5
HIERARCH ESO ISS PBL24 START 88.587
HIERARCH ESO ISS PBL24 END 88.588
HIERARCH ESO ISS PBLA24 START 358.233
HIERARCH ESO ISS PBLA24 END 358.385
HIERARCH ESO ISS PBL34 START 39.839
HIERARCH ESO ISS PBL34 END 39.883
HIERARCH ESO ISS PBLA34 START 328.586
HIERARCH ESO ISS PBLA34 END 328.67
HIERARCH ESO ISS AMBI TAU0 START 0.007171
HIERARCH ESO ISS AMBI TAU0 END 0.007115
HIERARCH ESO ISS AMBI TEMP 10.34
HIERARCH ESO ISS AMBI FWHM START 0.39
HIERARCH ESO ISS AMBI FWHM END 0.4