Exposure
ID
PIONI.2025-11-01T07:17:54.591_1
Header ID
PIONI.2025-11-01T07:17:54.591
Date updated
2025-11-01 07:25:55 UTC+0000
Release date
2025-11-01 07:17:54 UTC+0000
UTC Start
2025-11-01 07:17:54.590
UTC End
2025-11-01 07:18:45.790
MJD Start
60980.3041040562
MJD End
60980.3046966488
Exposure time (s)
51.2
Validation level
1
Tau 0: Coherence time (s)
0.007287
Ambient temperature (°C)
10.42
Seeing (arcsec)
0.385
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 65.0280 65.2140 77.1000 77.3000
A0-J2 107.1400 107.3080 50.0000 50.2000
A0-K0 119.9800 120.0490 30.7610 31.0010
G1-J2 57.4790 57.4880 19.0000 19.2000
G1-K0 88.5910 88.5920 358.6990 358.8480
J2-K0 39.9750 40.0180 328.8430 328.9240
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 60980.3041040562
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 65.028
HIERARCH ESO ISS PBL12 END 65.214
HIERARCH ESO ISS PBLA12 START 77.1
HIERARCH ESO ISS PBLA12 END 77.3
HIERARCH ESO ISS PBL13 START 107.14
HIERARCH ESO ISS PBL13 END 107.308
HIERARCH ESO ISS PBLA13 START 50.0
HIERARCH ESO ISS PBLA13 END 50.2
HIERARCH ESO ISS PBL14 START 119.98
HIERARCH ESO ISS PBL14 END 120.049
HIERARCH ESO ISS PBLA14 START 30.761
HIERARCH ESO ISS PBLA14 END 31.001
HIERARCH ESO ISS PBL23 START 57.479
HIERARCH ESO ISS PBL23 END 57.488
HIERARCH ESO ISS PBLA23 START 19.0
HIERARCH ESO ISS PBLA23 END 19.2
HIERARCH ESO ISS PBL24 START 88.591
HIERARCH ESO ISS PBL24 END 88.592
HIERARCH ESO ISS PBLA24 START 358.699
HIERARCH ESO ISS PBLA24 END 358.848
HIERARCH ESO ISS PBL34 START 39.975
HIERARCH ESO ISS PBL34 END 40.018
HIERARCH ESO ISS PBLA34 START 328.843
HIERARCH ESO ISS PBLA34 END 328.924
HIERARCH ESO ISS AMBI TAU0 START 0.007181
HIERARCH ESO ISS AMBI TAU0 END 0.007393
HIERARCH ESO ISS AMBI TEMP 10.42
HIERARCH ESO ISS AMBI FWHM START 0.37
HIERARCH ESO ISS AMBI FWHM END 0.4