Exposure
ID
PIONI.2024-09-04T04:14:58.731_1
Header ID
PIONI.2024-09-04T04:14:58.731
Date updated
2024-09-04 04:20:37 UTC+0000
Release date
2025-09-04 04:20:37 UTC+0000
UTC Start
2024-09-04 04:14:58.732
UTC End
2024-09-04 04:15:37.132
MJD Start
60557.1770686544
MJD End
60557.17751309884
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0028205
Ambient temperature (°C)
13.71
Seeing (arcsec)
1.01
Observation
ID
60530
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
44972
Name
HIP7879
RA
25.335445
DEC
-79.14807
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 78.5980 78.6240 57.9000 58.1000
A0-J2 127.0470 127.0590 43.9000 44.1000
A0-K0 126.7470 126.7400 32.3140 32.5140
G1-J2 54.2340 54.2280 23.3000 23.5000
G1-K0 65.3220 65.3210 1.0550 1.2220
J2-K0 25.5230 25.5460 307.4230 307.5890
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 60557.1770686544
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP7879
RA 25.335445
DEC -79.14807
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
EXPTIME 38.4
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 78.598
HIERARCH ESO ISS PBL12 END 78.624
HIERARCH ESO ISS PBLA12 START 57.9
HIERARCH ESO ISS PBLA12 END 58.1
HIERARCH ESO ISS PBL13 START 127.047
HIERARCH ESO ISS PBL13 END 127.059
HIERARCH ESO ISS PBLA13 START 43.9
HIERARCH ESO ISS PBLA13 END 44.1
HIERARCH ESO ISS PBL14 START 126.747
HIERARCH ESO ISS PBL14 END 126.74
HIERARCH ESO ISS PBLA14 START 32.314
HIERARCH ESO ISS PBLA14 END 32.514
HIERARCH ESO ISS PBL23 START 54.234
HIERARCH ESO ISS PBL23 END 54.228
HIERARCH ESO ISS PBLA23 START 23.3
HIERARCH ESO ISS PBLA23 END 23.5
HIERARCH ESO ISS PBL24 START 65.322
HIERARCH ESO ISS PBL24 END 65.321
HIERARCH ESO ISS PBLA24 START 1.055
HIERARCH ESO ISS PBLA24 END 1.222
HIERARCH ESO ISS PBL34 START 25.523
HIERARCH ESO ISS PBL34 END 25.546
HIERARCH ESO ISS PBLA34 START 307.423
HIERARCH ESO ISS PBLA34 END 307.589
HIERARCH ESO ISS AMBI TAU0 START 0.002827
HIERARCH ESO ISS AMBI TAU0 END 0.002814
HIERARCH ESO ISS AMBI TEMP 13.71
HIERARCH ESO ISS AMBI FWHM START 1.07
HIERARCH ESO ISS AMBI FWHM END 0.95