Exposure
ID
PIONI.2025-03-30T05:50:31.296_1
Header ID
PIONI.2025-03-30T05:50:31.296
Date updated
2025-03-30 05:55:54 UTC+0000
Release date
2026-03-30 05:55:54 UTC+0000
UTC Start
2025-03-30 05:50:31.296
UTC End
2025-03-30 05:50:56.896
MJD Start
60764.243417779
MJD End
60764.243714075295
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.010329
Ambient temperature (°C)
13.97
Seeing (arcsec)
0.33
Observation
ID
65960
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
49098
Name
HIP70027
RA
214.937652
DEC
16.30728
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 67.5630 67.5880 274.1000 274.0000
K0-D0 89.1530 89.2400 257.5000 257.5000
K0-J3 49.0110 48.9690 323.6500 323.6750
G2-D0 31.0350 31.0750 219.3000 219.4000
G2-J3 51.7090 51.7810 47.8640 47.8940
D0-J3 82.5280 82.6410 44.6570 44.6950
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 60764.243417779
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP70027
RA 214.937652
DEC 16.30728
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 67.563
HIERARCH ESO ISS PBL12 END 67.588
HIERARCH ESO ISS PBLA12 START 274.1
HIERARCH ESO ISS PBLA12 END 274.0
HIERARCH ESO ISS PBL13 START 89.153
HIERARCH ESO ISS PBL13 END 89.24
HIERARCH ESO ISS PBLA13 START 257.5
HIERARCH ESO ISS PBLA13 END 257.5
HIERARCH ESO ISS PBL14 START 49.011
HIERARCH ESO ISS PBL14 END 48.969
HIERARCH ESO ISS PBLA14 START 323.65
HIERARCH ESO ISS PBLA14 END 323.675
HIERARCH ESO ISS PBL23 START 31.035
HIERARCH ESO ISS PBL23 END 31.075
HIERARCH ESO ISS PBLA23 START 219.3
HIERARCH ESO ISS PBLA23 END 219.4
HIERARCH ESO ISS PBL24 START 51.709
HIERARCH ESO ISS PBL24 END 51.781
HIERARCH ESO ISS PBLA24 START 47.864
HIERARCH ESO ISS PBLA24 END 47.894
HIERARCH ESO ISS PBL34 START 82.528
HIERARCH ESO ISS PBL34 END 82.641
HIERARCH ESO ISS PBLA34 START 44.657
HIERARCH ESO ISS PBLA34 END 44.695
HIERARCH ESO ISS AMBI TAU0 START 0.010329
HIERARCH ESO ISS AMBI TAU0 END 0.010329
HIERARCH ESO ISS AMBI TEMP 13.97
HIERARCH ESO ISS AMBI FWHM START 0.33
HIERARCH ESO ISS AMBI FWHM END 0.33