Exposure
ID
PIONI.2025-03-20T23:57:07.239_1
Header ID
PIONI.2025-03-20T23:57:07.239
Date updated
2025-03-21 00:05:57 UTC+0000
Release date
2026-03-21 00:05:57 UTC+0000
UTC Start
2025-03-20 23:57:07.239
UTC End
2025-03-20 23:57:45.639
MJD Start
60754.9980004509
MJD End
60754.99844489534
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.006134499999999999
Ambient temperature (°C)
17.98
Seeing (arcsec)
1.155
Observation
ID
65725
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
48898
Name
HIP22081
RA
71.238653
DEC
-63.22973
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 90.3990 90.4030 141.9000 142.1000
A0-J2 125.6320 125.5930 125.4000 125.6000
A0-K0 113.1470 113.0570 107.7160 107.9090
G1-J2 46.7200 46.6650 91.9000 92.1000
G1-K0 63.7060 63.6230 54.7870 54.9130
J2-K0 38.6830 38.6760 7.9570 8.0670
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 60754.9980004509
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP22081
RA 71.238653
DEC -63.22973
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 90.399
HIERARCH ESO ISS PBL12 END 90.403
HIERARCH ESO ISS PBLA12 START 141.9
HIERARCH ESO ISS PBLA12 END 142.1
HIERARCH ESO ISS PBL13 START 125.632
HIERARCH ESO ISS PBL13 END 125.593
HIERARCH ESO ISS PBLA13 START 125.4
HIERARCH ESO ISS PBLA13 END 125.6
HIERARCH ESO ISS PBL14 START 113.147
HIERARCH ESO ISS PBL14 END 113.057
HIERARCH ESO ISS PBLA14 START 107.716
HIERARCH ESO ISS PBLA14 END 107.909
HIERARCH ESO ISS PBL23 START 46.72
HIERARCH ESO ISS PBL23 END 46.665
HIERARCH ESO ISS PBLA23 START 91.9
HIERARCH ESO ISS PBLA23 END 92.1
HIERARCH ESO ISS PBL24 START 63.706
HIERARCH ESO ISS PBL24 END 63.623
HIERARCH ESO ISS PBLA24 START 54.787
HIERARCH ESO ISS PBLA24 END 54.913
HIERARCH ESO ISS PBL34 START 38.683
HIERARCH ESO ISS PBL34 END 38.676
HIERARCH ESO ISS PBLA34 START 7.957
HIERARCH ESO ISS PBLA34 END 8.067
HIERARCH ESO ISS AMBI TAU0 START 0.006011
HIERARCH ESO ISS AMBI TAU0 END 0.006258
HIERARCH ESO ISS AMBI TEMP 17.98
HIERARCH ESO ISS AMBI FWHM START 1.2
HIERARCH ESO ISS AMBI FWHM END 1.11