Exposure
ID
PIONI.2025-04-25T00:39:56.696_1
Header ID
PIONI.2025-04-25T00:39:56.696
Date updated
2025-04-25 00:45:47 UTC+0000
Release date
2026-04-25 00:45:47 UTC+0000
UTC Start
2025-04-25 00:39:56.696
UTC End
2025-04-25 00:40:35.096
MJD Start
60790.0277395356
MJD End
60790.028183980045
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.013048
Ambient temperature (°C)
14.19
Seeing (arcsec)
0.46
Observation
ID
66974
Category
science
Program ID
115.283G.003
Program Title
CHARACTERIZING WIDE COMPANIONS OF WOLF-RAYET STARS
Program Type
Normal
PI / COI
DESHMUKH / SANA / BORDIER / MÉRAND
Target
ID
49791
Name
tet Mus
RA
197.027087
DEC
-65.30603
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 74.3320 74.4040 69.4000 69.6000
A0-J2 122.1810 122.2290 50.2000 50.4000
A0-K0 127.8400 127.8450 35.4060 35.5980
G1-J2 57.4450 57.4390 25.0000 25.2000
G1-K0 78.1450 78.1410 3.3050 3.4440
J2-K0 32.6210 32.6530 322.7050 322.8190
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.283G.003
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60790.0277395356
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME tet Mus
RA 197.027087
DEC -65.30603
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 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 74.332
HIERARCH ESO ISS PBL12 END 74.404
HIERARCH ESO ISS PBLA12 START 69.4
HIERARCH ESO ISS PBLA12 END 69.6
HIERARCH ESO ISS PBL13 START 122.181
HIERARCH ESO ISS PBL13 END 122.229
HIERARCH ESO ISS PBLA13 START 50.2
HIERARCH ESO ISS PBLA13 END 50.4
HIERARCH ESO ISS PBL14 START 127.84
HIERARCH ESO ISS PBL14 END 127.845
HIERARCH ESO ISS PBLA14 START 35.406
HIERARCH ESO ISS PBLA14 END 35.598
HIERARCH ESO ISS PBL23 START 57.445
HIERARCH ESO ISS PBL23 END 57.439
HIERARCH ESO ISS PBLA23 START 25.0
HIERARCH ESO ISS PBLA23 END 25.2
HIERARCH ESO ISS PBL24 START 78.145
HIERARCH ESO ISS PBL24 END 78.141
HIERARCH ESO ISS PBLA24 START 3.305
HIERARCH ESO ISS PBLA24 END 3.444
HIERARCH ESO ISS PBL34 START 32.621
HIERARCH ESO ISS PBL34 END 32.653
HIERARCH ESO ISS PBLA34 START 322.705
HIERARCH ESO ISS PBLA34 END 322.819
HIERARCH ESO ISS AMBI TAU0 START 0.013048
HIERARCH ESO ISS AMBI TAU0 END 0.013048
HIERARCH ESO ISS AMBI TEMP 14.19
HIERARCH ESO ISS AMBI FWHM START 0.46
HIERARCH ESO ISS AMBI FWHM END 0.46