Exposure
ID
PIONI.2025-03-30T09:23:59.743_1
Header ID
PIONI.2025-03-30T09:23:59.743
Date updated
2025-03-30 09:30:59 UTC+0000
Release date
2026-03-30 09:30:59 UTC+0000
UTC Start
2025-03-30 09:23:59.743
UTC End
2025-03-30 09:24:25.343
MJD Start
60764.3916636873
MJD End
60764.39195998359
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.008907499999999999
Ambient temperature (°C)
13.66
Seeing (arcsec)
0.45999999999999996
Observation
ID
65972
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
49110
Name
HIP88635
RA
271.451716
DEC
-30.42524
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 66.9610 66.9910 264.8000 264.9000
K0-D0 94.8800 94.9100 244.1000 244.2000
K0-J3 55.5510 55.5640 327.4590 327.5150
G2-D0 39.9800 39.9810 207.9000 207.9000
G2-J3 64.4350 64.4390 34.8320 34.9130
D0-J3 104.2330 104.2370 32.1630 32.2430
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 60764.3916636873
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP88635
RA 271.451716
DEC -30.42524
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 66.961
HIERARCH ESO ISS PBL12 END 66.991
HIERARCH ESO ISS PBLA12 START 264.8
HIERARCH ESO ISS PBLA12 END 264.9
HIERARCH ESO ISS PBL13 START 94.88
HIERARCH ESO ISS PBL13 END 94.91
HIERARCH ESO ISS PBLA13 START 244.1
HIERARCH ESO ISS PBLA13 END 244.2
HIERARCH ESO ISS PBL14 START 55.551
HIERARCH ESO ISS PBL14 END 55.564
HIERARCH ESO ISS PBLA14 START 327.459
HIERARCH ESO ISS PBLA14 END 327.515
HIERARCH ESO ISS PBL23 START 39.98
HIERARCH ESO ISS PBL23 END 39.981
HIERARCH ESO ISS PBLA23 START 207.9
HIERARCH ESO ISS PBLA23 END 207.9
HIERARCH ESO ISS PBL24 START 64.435
HIERARCH ESO ISS PBL24 END 64.439
HIERARCH ESO ISS PBLA24 START 34.832
HIERARCH ESO ISS PBLA24 END 34.913
HIERARCH ESO ISS PBL34 START 104.233
HIERARCH ESO ISS PBL34 END 104.237
HIERARCH ESO ISS PBLA34 START 32.163
HIERARCH ESO ISS PBLA34 END 32.243
HIERARCH ESO ISS AMBI TAU0 START 0.008424
HIERARCH ESO ISS AMBI TAU0 END 0.009391
HIERARCH ESO ISS AMBI TEMP 13.66
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.42