Exposure
ID
PIONI.2025-03-21T03:42:57.989_1
Header ID
PIONI.2025-03-21T03:42:57.989
Date updated
2025-03-21 03:50:38 UTC+0000
Release date
2025-03-21 03:42:57 UTC+0000
UTC Start
2025-03-21 03:42:57.988
UTC End
2025-03-21 03:43:23.588
MJD Start
60755.1548378267
MJD End
60755.155134123
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.00857
Ambient temperature (°C)
16.23
Seeing (arcsec)
0.45
Observation
ID
65741
Category
calibrator
Program ID
115.285P.001
Program Title
A SUB-PERCENT GEOMETRICAL LMC DISTANCE MEASUREMENT
Program Type
Normal
PI / COI
PIETRZYNSKI / GALLENNE / GRACZYK / HAJDU / GIEREN
Target
ID
48914
Name
HD129462
RA
221.228125
DEC
-58.47774
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 66.0500 66.1240 60.9000 61.1000
A0-J2 113.9910 114.0430 39.0000 39.2000
A0-K0 125.3640 125.3790 23.7720 23.9150
G1-J2 58.2210 58.2200 13.9000 14.0000
G1-K0 82.9570 82.9610 355.0270 355.1220
J2-K0 33.6400 33.6700 320.9710 321.0350
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.285P.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60755.1548378267
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD129462
RA 221.228125
DEC -58.47774
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 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 66.05
HIERARCH ESO ISS PBL12 END 66.124
HIERARCH ESO ISS PBLA12 START 60.9
HIERARCH ESO ISS PBLA12 END 61.1
HIERARCH ESO ISS PBL13 START 113.991
HIERARCH ESO ISS PBL13 END 114.043
HIERARCH ESO ISS PBLA13 START 39.0
HIERARCH ESO ISS PBLA13 END 39.2
HIERARCH ESO ISS PBL14 START 125.364
HIERARCH ESO ISS PBL14 END 125.379
HIERARCH ESO ISS PBLA14 START 23.772
HIERARCH ESO ISS PBLA14 END 23.915
HIERARCH ESO ISS PBL23 START 58.221
HIERARCH ESO ISS PBL23 END 58.22
HIERARCH ESO ISS PBLA23 START 13.9
HIERARCH ESO ISS PBLA23 END 14.0
HIERARCH ESO ISS PBL24 START 82.957
HIERARCH ESO ISS PBL24 END 82.961
HIERARCH ESO ISS PBLA24 START 355.027
HIERARCH ESO ISS PBLA24 END 355.122
HIERARCH ESO ISS PBL34 START 33.64
HIERARCH ESO ISS PBL34 END 33.67
HIERARCH ESO ISS PBLA34 START 320.971
HIERARCH ESO ISS PBLA34 END 321.035
HIERARCH ESO ISS AMBI TAU0 START 0.00857
HIERARCH ESO ISS AMBI TAU0 END 0.00857
HIERARCH ESO ISS AMBI TEMP 16.23
HIERARCH ESO ISS AMBI FWHM START 0.45
HIERARCH ESO ISS AMBI FWHM END 0.45