Exposure
ID
PIONI.2025-01-04T05:13:05.498_1
Header ID
PIONI.2025-01-04T05:13:05.498
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 05:13:05.498
UTC End
2025-01-04 05:13:43.898
MJD Start
60679.2174247475
MJD End
60679.21786919194
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.003872
Ambient temperature (°C)
11.58
Seeing (arcsec)
1.06
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 38.9430 38.9990 131.9000 131.9000
A0-J2 109.0920 109.2440 58.9000 59.0000
A0-J6 168.1580 168.1550 2.7150 2.8310
B5-J2 104.5570 104.6200 38.0000 38.2000
B5-J6 195.0900 195.1040 353.8090 353.9070
J2-J6 140.4950 140.6380 322.5670 322.6270
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 60679.2174247475
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 38.943
HIERARCH ESO ISS PBL12 END 38.999
HIERARCH ESO ISS PBLA12 START 131.9
HIERARCH ESO ISS PBLA12 END 131.9
HIERARCH ESO ISS PBL13 START 109.092
HIERARCH ESO ISS PBL13 END 109.244
HIERARCH ESO ISS PBLA13 START 58.9
HIERARCH ESO ISS PBLA13 END 59.0
HIERARCH ESO ISS PBL14 START 168.158
HIERARCH ESO ISS PBL14 END 168.155
HIERARCH ESO ISS PBLA14 START 2.715
HIERARCH ESO ISS PBLA14 END 2.831
HIERARCH ESO ISS PBL23 START 104.557
HIERARCH ESO ISS PBL23 END 104.62
HIERARCH ESO ISS PBLA23 START 38.0
HIERARCH ESO ISS PBLA23 END 38.2
HIERARCH ESO ISS PBL24 START 195.09
HIERARCH ESO ISS PBL24 END 195.104
HIERARCH ESO ISS PBLA24 START 353.809
HIERARCH ESO ISS PBLA24 END 353.907
HIERARCH ESO ISS PBL34 START 140.495
HIERARCH ESO ISS PBL34 END 140.638
HIERARCH ESO ISS PBLA34 START 322.567
HIERARCH ESO ISS PBLA34 END 322.627
HIERARCH ESO ISS AMBI TAU0 START 0.00432
HIERARCH ESO ISS AMBI TAU0 END 0.003424
HIERARCH ESO ISS AMBI TEMP 11.58
HIERARCH ESO ISS AMBI FWHM START 1.03
HIERARCH ESO ISS AMBI FWHM END 1.09