Exposure
ID
PIONI.2025-04-29T05:02:08.764_1
Header ID
PIONI.2025-04-29T05:02:08.764
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 05:02:08.764
UTC End
2025-04-29 05:02:47.164
MJD Start
60794.2098236629
MJD End
60794.210268107345
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.005416
Ambient temperature (°C)
13.34
Seeing (arcsec)
0.46499999999999997
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 90.2140 90.2370 114.1000 114.1000
A0-J2 123.4450 123.5770 94.2000 94.2000
A0-K0 113.9440 114.1380 73.1860 73.1990
G1-J2 49.3160 49.4050 55.7000 55.8000
G1-K0 74.7520 74.8160 20.9450 21.0550
J2-K0 44.3370 44.3150 341.5380 341.6070
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 60794.2098236629
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 90.214
HIERARCH ESO ISS PBL12 END 90.237
HIERARCH ESO ISS PBLA12 START 114.1
HIERARCH ESO ISS PBLA12 END 114.1
HIERARCH ESO ISS PBL13 START 123.445
HIERARCH ESO ISS PBL13 END 123.577
HIERARCH ESO ISS PBLA13 START 94.2
HIERARCH ESO ISS PBLA13 END 94.2
HIERARCH ESO ISS PBL14 START 113.944
HIERARCH ESO ISS PBL14 END 114.138
HIERARCH ESO ISS PBLA14 START 73.186
HIERARCH ESO ISS PBLA14 END 73.199
HIERARCH ESO ISS PBL23 START 49.316
HIERARCH ESO ISS PBL23 END 49.405
HIERARCH ESO ISS PBLA23 START 55.7
HIERARCH ESO ISS PBLA23 END 55.8
HIERARCH ESO ISS PBL24 START 74.752
HIERARCH ESO ISS PBL24 END 74.816
HIERARCH ESO ISS PBLA24 START 20.945
HIERARCH ESO ISS PBLA24 END 21.055
HIERARCH ESO ISS PBL34 START 44.337
HIERARCH ESO ISS PBL34 END 44.315
HIERARCH ESO ISS PBLA34 START 341.538
HIERARCH ESO ISS PBLA34 END 341.607
HIERARCH ESO ISS AMBI TAU0 START 0.005513
HIERARCH ESO ISS AMBI TAU0 END 0.005319
HIERARCH ESO ISS AMBI TEMP 13.34
HIERARCH ESO ISS AMBI FWHM START 0.47
HIERARCH ESO ISS AMBI FWHM END 0.46