Exposure
ID
PIONI.2025-03-30T09:25:14.748_1
Header ID
PIONI.2025-03-30T09:25:14.748
Date updated
2025-03-30 09:35:59 UTC+0000
Release date
2026-03-30 09:35:59 UTC+0000
UTC Start
2025-03-30 09:25:14.748
UTC End
2025-03-30 09:25:40.348
MJD Start
60764.3925318052
MJD End
60764.392828101496
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.008451
Ambient temperature (°C)
13.71
Seeing (arcsec)
0.475
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 67.0240 67.0540 265.0000 265.1000
K0-D0 94.9410 94.9690 244.3000 244.4000
K0-J3 55.5780 55.5900 327.5790 327.6340
G2-D0 39.9810 39.9820 208.0000 208.1000
G2-J3 64.4430 64.4470 35.0050 35.0860
D0-J3 104.2420 104.2460 32.3340 32.4130
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 60764.3925318052
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 67.024
HIERARCH ESO ISS PBL12 END 67.054
HIERARCH ESO ISS PBLA12 START 265.0
HIERARCH ESO ISS PBLA12 END 265.1
HIERARCH ESO ISS PBL13 START 94.941
HIERARCH ESO ISS PBL13 END 94.969
HIERARCH ESO ISS PBLA13 START 244.3
HIERARCH ESO ISS PBLA13 END 244.4
HIERARCH ESO ISS PBL14 START 55.578
HIERARCH ESO ISS PBL14 END 55.59
HIERARCH ESO ISS PBLA14 START 327.579
HIERARCH ESO ISS PBLA14 END 327.634
HIERARCH ESO ISS PBL23 START 39.981
HIERARCH ESO ISS PBL23 END 39.982
HIERARCH ESO ISS PBLA23 START 208.0
HIERARCH ESO ISS PBLA23 END 208.1
HIERARCH ESO ISS PBL24 START 64.443
HIERARCH ESO ISS PBL24 END 64.447
HIERARCH ESO ISS PBLA24 START 35.005
HIERARCH ESO ISS PBLA24 END 35.086
HIERARCH ESO ISS PBL34 START 104.242
HIERARCH ESO ISS PBL34 END 104.246
HIERARCH ESO ISS PBLA34 START 32.334
HIERARCH ESO ISS PBLA34 END 32.413
HIERARCH ESO ISS AMBI TAU0 START 0.009391
HIERARCH ESO ISS AMBI TAU0 END 0.007511
HIERARCH ESO ISS AMBI TEMP 13.71
HIERARCH ESO ISS AMBI FWHM START 0.42
HIERARCH ESO ISS AMBI FWHM END 0.53