Exposure
ID
PIONI.2025-04-24T09:49:51.148_1
Header ID
PIONI.2025-04-24T09:49:51.148
Date updated
2025-04-24 09:55:41 UTC+0000
Release date
2025-04-24 09:49:51 UTC+0000
UTC Start
2025-04-24 09:49:51.148
UTC End
2025-04-24 09:50:42.348
MJD Start
60789.4096197691
MJD End
60789.4102123617
Exposure time (s)
51.2
Validation level
1
Tau 0: Coherence time (s)
0.007884500000000001
Ambient temperature (°C)
12.19
Seeing (arcsec)
0.48
Observation
ID
66967
Category
calibrator
Program ID
115.283G.002
Program Title
CHARACTERIZING WIDE COMPANIONS OF WOLF-RAYET STARS
Program Type
Normal
PI / COI
DESHMUKH / SANA / BORDIER / MÉRAND
Target
ID
49785
Name
HD 159488
RA
264.117449
DEC
-34.60407
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 88.1980 88.1420 131.0000 131.2000
A0-J2 121.5480 121.3940 107.9000 108.1000
A0-K0 117.3900 117.2040 84.7280 84.8670
G1-J2 53.2350 53.1550 67.3000 67.4000
G1-K0 85.1300 85.0640 36.2490 36.3350
J2-K0 48.1330 48.1330 1.4540 1.5710
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.283G.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60789.4096197691
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 159488
RA 264.117449
DEC -34.60407
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 88.198
HIERARCH ESO ISS PBL12 END 88.142
HIERARCH ESO ISS PBLA12 START 131.0
HIERARCH ESO ISS PBLA12 END 131.2
HIERARCH ESO ISS PBL13 START 121.548
HIERARCH ESO ISS PBL13 END 121.394
HIERARCH ESO ISS PBLA13 START 107.9
HIERARCH ESO ISS PBLA13 END 108.1
HIERARCH ESO ISS PBL14 START 117.39
HIERARCH ESO ISS PBL14 END 117.204
HIERARCH ESO ISS PBLA14 START 84.728
HIERARCH ESO ISS PBLA14 END 84.867
HIERARCH ESO ISS PBL23 START 53.235
HIERARCH ESO ISS PBL23 END 53.155
HIERARCH ESO ISS PBLA23 START 67.3
HIERARCH ESO ISS PBLA23 END 67.4
HIERARCH ESO ISS PBL24 START 85.13
HIERARCH ESO ISS PBL24 END 85.064
HIERARCH ESO ISS PBLA24 START 36.249
HIERARCH ESO ISS PBLA24 END 36.335
HIERARCH ESO ISS PBL34 START 48.133
HIERARCH ESO ISS PBL34 END 48.133
HIERARCH ESO ISS PBLA34 START 1.454
HIERARCH ESO ISS PBLA34 END 1.571
HIERARCH ESO ISS AMBI TAU0 START 0.007791
HIERARCH ESO ISS AMBI TAU0 END 0.007978
HIERARCH ESO ISS AMBI TEMP 12.19
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.48