Exposure
ID
PIONI.2025-04-29T05:03:49.298_1
Header ID
PIONI.2025-04-29T05:03:49.298
Date updated
2025-04-29 05:10:47 UTC+0000
Release date
2026-04-29 05:10:47 UTC+0000
UTC Start
2025-04-29 05:03:49.298
UTC End
2025-04-29 05:04:27.698
MJD Start
60794.2109872466
MJD End
60794.211431691045
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.006073
Ambient temperature (°C)
13.31
Seeing (arcsec)
0.47500000000000003
Observation
ID
67040
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
49848
Name
HIP78685
RA
240.939048
DEC
4.98692
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 90.2600 90.2820 114.1000 114.0000
A0-J2 123.7190 123.8510 94.2000 94.2000
A0-K0 114.3460 114.5410 73.2120 73.2210
G1-J2 49.5010 49.5910 55.9000 55.9000
G1-K0 74.8850 74.9500 21.1740 21.2820
J2-K0 44.2910 44.2690 341.6820 341.7490
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 60794.2109872466
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP78685
RA 240.939048
DEC 4.98692
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 90.26
HIERARCH ESO ISS PBL12 END 90.282
HIERARCH ESO ISS PBLA12 START 114.1
HIERARCH ESO ISS PBLA12 END 114.0
HIERARCH ESO ISS PBL13 START 123.719
HIERARCH ESO ISS PBL13 END 123.851
HIERARCH ESO ISS PBLA13 START 94.2
HIERARCH ESO ISS PBLA13 END 94.2
HIERARCH ESO ISS PBL14 START 114.346
HIERARCH ESO ISS PBL14 END 114.541
HIERARCH ESO ISS PBLA14 START 73.212
HIERARCH ESO ISS PBLA14 END 73.221
HIERARCH ESO ISS PBL23 START 49.501
HIERARCH ESO ISS PBL23 END 49.591
HIERARCH ESO ISS PBLA23 START 55.9
HIERARCH ESO ISS PBLA23 END 55.9
HIERARCH ESO ISS PBL24 START 74.885
HIERARCH ESO ISS PBL24 END 74.95
HIERARCH ESO ISS PBLA24 START 21.174
HIERARCH ESO ISS PBLA24 END 21.282
HIERARCH ESO ISS PBL34 START 44.291
HIERARCH ESO ISS PBL34 END 44.269
HIERARCH ESO ISS PBLA34 START 341.682
HIERARCH ESO ISS PBLA34 END 341.749
HIERARCH ESO ISS AMBI TAU0 START 0.006073
HIERARCH ESO ISS AMBI TAU0 END 0.006073
HIERARCH ESO ISS AMBI TEMP 13.31
HIERARCH ESO ISS AMBI FWHM START 0.39
HIERARCH ESO ISS AMBI FWHM END 0.56