Exposure
ID
PIONI.2025-01-04T05:14:45.515_1
Header ID
PIONI.2025-01-04T05:14:45.515
Date updated
2025-01-04 05:20:44 UTC+0000
Release date
2026-01-04 05:20:44 UTC+0000
UTC Start
2025-01-04 05:14:45.515
UTC End
2025-01-04 05:15:23.915
MJD Start
60679.2185823531
MJD End
60679.219026797546
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.003424
Ambient temperature (°C)
11.59
Seeing (arcsec)
1.19
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 39.0590 39.1140 132.0000 132.1000
A0-J2 109.4080 109.5600 59.2000 59.4000
A0-J6 168.1520 168.1490 2.9570 3.0740
B5-J2 104.6890 104.7520 38.4000 38.5000
B5-J6 195.1190 195.1330 354.0130 354.1100
J2-J6 140.7930 140.9350 322.6920 322.7520
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 60679.2185823531
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 39.059
HIERARCH ESO ISS PBL12 END 39.114
HIERARCH ESO ISS PBLA12 START 132.0
HIERARCH ESO ISS PBLA12 END 132.1
HIERARCH ESO ISS PBL13 START 109.408
HIERARCH ESO ISS PBL13 END 109.56
HIERARCH ESO ISS PBLA13 START 59.2
HIERARCH ESO ISS PBLA13 END 59.4
HIERARCH ESO ISS PBL14 START 168.152
HIERARCH ESO ISS PBL14 END 168.149
HIERARCH ESO ISS PBLA14 START 2.957
HIERARCH ESO ISS PBLA14 END 3.074
HIERARCH ESO ISS PBL23 START 104.689
HIERARCH ESO ISS PBL23 END 104.752
HIERARCH ESO ISS PBLA23 START 38.4
HIERARCH ESO ISS PBLA23 END 38.5
HIERARCH ESO ISS PBL24 START 195.119
HIERARCH ESO ISS PBL24 END 195.133
HIERARCH ESO ISS PBLA24 START 354.013
HIERARCH ESO ISS PBLA24 END 354.11
HIERARCH ESO ISS PBL34 START 140.793
HIERARCH ESO ISS PBL34 END 140.935
HIERARCH ESO ISS PBLA34 START 322.692
HIERARCH ESO ISS PBLA34 END 322.752
HIERARCH ESO ISS AMBI TAU0 START 0.003424
HIERARCH ESO ISS AMBI TAU0 END 0.003424
HIERARCH ESO ISS AMBI TEMP 11.59
HIERARCH ESO ISS AMBI FWHM START 1.19
HIERARCH ESO ISS AMBI FWHM END 1.19