Exposure
ID
PIONI.2025-03-24T08:10:25.668_1
Header ID
PIONI.2025-03-24T08:10:25.668
Date updated
2025-03-24 08:15:44 UTC+0000
Release date
2026-03-24 08:15:43 UTC+0000
UTC Start
2025-03-24 08:10:25.668
UTC End
2025-03-24 08:10:51.268
MJD Start
60758.340574861
MJD End
60758.3408711573
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.003469
Ambient temperature (°C)
12.97
Seeing (arcsec)
0.76
Observation
ID
65865
Category
science
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
49023
Name
HIP70306
RA
215.771519
DEC
-27.75467
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 88.4060 88.3700 125.3000 125.4000
A0-J2 124.4030 124.3260 101.6000 101.7000
A0-K0 122.7000 122.6190 78.9320 78.9930
G1-J2 56.0960 56.0650 62.4000 62.4000
G1-K0 88.8740 88.8530 32.8890 32.9370
J2-K0 48.6300 48.6300 358.3070 358.3710
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.285P.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60758.340574861
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP70306
RA 215.771519
DEC -27.75467
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 88.406
HIERARCH ESO ISS PBL12 END 88.37
HIERARCH ESO ISS PBLA12 START 125.3
HIERARCH ESO ISS PBLA12 END 125.4
HIERARCH ESO ISS PBL13 START 124.403
HIERARCH ESO ISS PBL13 END 124.326
HIERARCH ESO ISS PBLA13 START 101.6
HIERARCH ESO ISS PBLA13 END 101.7
HIERARCH ESO ISS PBL14 START 122.7
HIERARCH ESO ISS PBL14 END 122.619
HIERARCH ESO ISS PBLA14 START 78.932
HIERARCH ESO ISS PBLA14 END 78.993
HIERARCH ESO ISS PBL23 START 56.096
HIERARCH ESO ISS PBL23 END 56.065
HIERARCH ESO ISS PBLA23 START 62.4
HIERARCH ESO ISS PBLA23 END 62.4
HIERARCH ESO ISS PBL24 START 88.874
HIERARCH ESO ISS PBL24 END 88.853
HIERARCH ESO ISS PBLA24 START 32.889
HIERARCH ESO ISS PBLA24 END 32.937
HIERARCH ESO ISS PBL34 START 48.63
HIERARCH ESO ISS PBL34 END 48.63
HIERARCH ESO ISS PBLA34 START 358.307
HIERARCH ESO ISS PBLA34 END 358.371
HIERARCH ESO ISS AMBI TAU0 START 0.003469
HIERARCH ESO ISS AMBI TAU0 END 0.003469
HIERARCH ESO ISS AMBI TEMP 12.97
HIERARCH ESO ISS AMBI FWHM START 0.76
HIERARCH ESO ISS AMBI FWHM END 0.76