Exposure
ID
PIONI.2025-11-01T07:18:57.538_1
Header ID
PIONI.2025-11-01T07:18:57.538
Date updated
2025-11-01 07:25:55 UTC+0000
Release date
2025-11-01 07:18:57 UTC+0000
UTC Start
2025-11-01 07:18:57.538
UTC End
2025-11-01 07:19:48.738
MJD Start
60980.3048326215
MJD End
60980.305425214094
Exposure time (s)
51.2
Validation level
1
Tau 0: Coherence time (s)
0.007393
Ambient temperature (°C)
10.41
Seeing (arcsec)
0.41000000000000003
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 65.2200 65.4060 77.3000 77.5000
A0-J2 107.3130 107.4810 50.3000 50.5000
A0-K0 120.0510 120.1210 31.0080 31.2510
G1-J2 57.4880 57.4980 19.2000 19.4000
G1-K0 88.5920 88.5930 358.8530 359.0040
J2-K0 40.0190 40.0630 328.9270 329.0120
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 60980.3048326215
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 65.22
HIERARCH ESO ISS PBL12 END 65.406
HIERARCH ESO ISS PBLA12 START 77.3
HIERARCH ESO ISS PBLA12 END 77.5
HIERARCH ESO ISS PBL13 START 107.313
HIERARCH ESO ISS PBL13 END 107.481
HIERARCH ESO ISS PBLA13 START 50.3
HIERARCH ESO ISS PBLA13 END 50.5
HIERARCH ESO ISS PBL14 START 120.051
HIERARCH ESO ISS PBL14 END 120.121
HIERARCH ESO ISS PBLA14 START 31.008
HIERARCH ESO ISS PBLA14 END 31.251
HIERARCH ESO ISS PBL23 START 57.488
HIERARCH ESO ISS PBL23 END 57.498
HIERARCH ESO ISS PBLA23 START 19.2
HIERARCH ESO ISS PBLA23 END 19.4
HIERARCH ESO ISS PBL24 START 88.592
HIERARCH ESO ISS PBL24 END 88.593
HIERARCH ESO ISS PBLA24 START 358.853
HIERARCH ESO ISS PBLA24 END 359.004
HIERARCH ESO ISS PBL34 START 40.019
HIERARCH ESO ISS PBL34 END 40.063
HIERARCH ESO ISS PBLA34 START 328.927
HIERARCH ESO ISS PBLA34 END 329.012
HIERARCH ESO ISS AMBI TAU0 START 0.007393
HIERARCH ESO ISS AMBI TAU0 END 0.007393
HIERARCH ESO ISS AMBI TEMP 10.41
HIERARCH ESO ISS AMBI FWHM START 0.4
HIERARCH ESO ISS AMBI FWHM END 0.42