Exposure
ID
PIONI.2025-01-04T04:56:09.079_1
Header ID
PIONI.2025-01-04T04:56:09.079
Date updated
2025-01-04 05:00:41 UTC+0000
Release date
2026-01-04 05:00:41 UTC+0000
UTC Start
2025-01-04 04:56:09.079
UTC End
2025-01-04 04:56:47.479
MJD Start
60679.2056606412
MJD End
60679.20610508564
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.004221
Ambient temperature (°C)
11.38
Seeing (arcsec)
0.96
Observation
ID
63097
Category
science
Program ID
114.27B2.001
Program Title
A SUB-PERCENT GEOMETRICAL LMC DISTANCE MEASUREMENT
Program Type
Normal
PI / COI
PIETRZYNSKI / GALLENNE / GRACZYK / HAJDU / GIEREN
Target
ID
47007
Name
HIP51077
RA
156.539491
DEC
-42.73871
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 37.7180 37.7780 130.6000 130.6000
A0-J2 105.8280 105.9840 54.8000 55.0000
A0-J6 168.1890 168.1890 0.2410 0.3570
B5-J2 103.2210 103.2850 34.1000 34.3000
B5-J6 194.7300 194.7500 351.7500 351.8520
J2-J6 137.3320 137.4900 321.3390 321.4000
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27B2.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60679.2056606412
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP51077
RA 156.539491
DEC -42.73871
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 38.4
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 37.718
HIERARCH ESO ISS PBL12 END 37.778
HIERARCH ESO ISS PBLA12 START 130.6
HIERARCH ESO ISS PBLA12 END 130.6
HIERARCH ESO ISS PBL13 START 105.828
HIERARCH ESO ISS PBL13 END 105.984
HIERARCH ESO ISS PBLA13 START 54.8
HIERARCH ESO ISS PBLA13 END 55.0
HIERARCH ESO ISS PBL14 START 168.189
HIERARCH ESO ISS PBL14 END 168.189
HIERARCH ESO ISS PBLA14 START 0.241
HIERARCH ESO ISS PBLA14 END 0.357
HIERARCH ESO ISS PBL23 START 103.221
HIERARCH ESO ISS PBL23 END 103.285
HIERARCH ESO ISS PBLA23 START 34.1
HIERARCH ESO ISS PBLA23 END 34.3
HIERARCH ESO ISS PBL24 START 194.73
HIERARCH ESO ISS PBL24 END 194.75
HIERARCH ESO ISS PBLA24 START 351.75
HIERARCH ESO ISS PBLA24 END 351.852
HIERARCH ESO ISS PBL34 START 137.332
HIERARCH ESO ISS PBL34 END 137.49
HIERARCH ESO ISS PBLA34 START 321.339
HIERARCH ESO ISS PBLA34 END 321.4
HIERARCH ESO ISS AMBI TAU0 START 0.004221
HIERARCH ESO ISS AMBI TAU0 END 0.004221
HIERARCH ESO ISS AMBI TEMP 11.38
HIERARCH ESO ISS AMBI FWHM START 0.96
HIERARCH ESO ISS AMBI FWHM END 0.96