Exposure
ID
PIONI.2025-03-21T03:43:35.357_1
Header ID
PIONI.2025-03-21T03:43:35.357
Date updated
2025-03-21 03:50:38 UTC+0000
Release date
2025-03-21 03:43:35 UTC+0000
UTC Start
2025-03-21 03:43:35.357
UTC End
2025-03-21 03:44:00.957
MJD Start
60755.1552703343
MJD End
60755.155566630594
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.00857
Ambient temperature (°C)
16.27
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 66.1280 66.2020 61.1000 61.3000
A0-J2 114.0460 114.0990 39.2000 39.3000
A0-K0 125.3790 125.3940 23.9230 24.0660
G1-J2 58.2200 58.2200 14.0000 14.2000
G1-K0 82.9610 82.9650 355.1270 355.2210
J2-K0 33.6710 33.7020 321.0390 321.1040
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 60755.1552703343
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 66.128
HIERARCH ESO ISS PBL12 END 66.202
HIERARCH ESO ISS PBLA12 START 61.1
HIERARCH ESO ISS PBLA12 END 61.3
HIERARCH ESO ISS PBL13 START 114.046
HIERARCH ESO ISS PBL13 END 114.099
HIERARCH ESO ISS PBLA13 START 39.2
HIERARCH ESO ISS PBLA13 END 39.3
HIERARCH ESO ISS PBL14 START 125.379
HIERARCH ESO ISS PBL14 END 125.394
HIERARCH ESO ISS PBLA14 START 23.923
HIERARCH ESO ISS PBLA14 END 24.066
HIERARCH ESO ISS PBL23 START 58.22
HIERARCH ESO ISS PBL23 END 58.22
HIERARCH ESO ISS PBLA23 START 14.0
HIERARCH ESO ISS PBLA23 END 14.2
HIERARCH ESO ISS PBL24 START 82.961
HIERARCH ESO ISS PBL24 END 82.965
HIERARCH ESO ISS PBLA24 START 355.127
HIERARCH ESO ISS PBLA24 END 355.221
HIERARCH ESO ISS PBL34 START 33.671
HIERARCH ESO ISS PBL34 END 33.702
HIERARCH ESO ISS PBLA34 START 321.039
HIERARCH ESO ISS PBLA34 END 321.104
HIERARCH ESO ISS AMBI TAU0 START 0.00857
HIERARCH ESO ISS AMBI TAU0 END 0.00857
HIERARCH ESO ISS AMBI TEMP 16.27
HIERARCH ESO ISS AMBI FWHM START 0.45
HIERARCH ESO ISS AMBI FWHM END 0.45