Exposure
ID
PIONI.2025-06-01T02:48:02.640_1
Header ID
PIONI.2025-06-01T02:48:02.640
Date updated
2025-06-01 02:55:59 UTC+0000
Release date
2026-06-01 02:55:59 UTC+0000
UTC Start
2025-06-01 02:48:02.640
UTC End
2025-06-01 02:48:28.240
MJD Start
60827.116697222
MJD End
60827.1169935183
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0065855
Ambient temperature (°C)
14.41
Seeing (arcsec)
0.32999999999999996
Observation
ID
67666
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
50319
Name
HIP89587
RA
274.220794
DEC
-3.00895
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 47.6490 47.6640 143.8000 143.7000
A0-J2 79.6470 79.9130 90.3000 90.3000
A0-J6 143.6800 143.6700 357.5690 357.6710
B5-J2 63.9680 64.1620 53.6000 53.7000
B5-J6 185.1730 185.1340 349.3360 349.4080
J2-J6 167.5770 167.5920 329.2340 329.2330
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 60827.116697222
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP89587
RA 274.220794
DEC -3.00895
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 47.649
HIERARCH ESO ISS PBL12 END 47.664
HIERARCH ESO ISS PBLA12 START 143.8
HIERARCH ESO ISS PBLA12 END 143.7
HIERARCH ESO ISS PBL13 START 79.647
HIERARCH ESO ISS PBL13 END 79.913
HIERARCH ESO ISS PBLA13 START 90.3
HIERARCH ESO ISS PBLA13 END 90.3
HIERARCH ESO ISS PBL14 START 143.68
HIERARCH ESO ISS PBL14 END 143.67
HIERARCH ESO ISS PBLA14 START 357.569
HIERARCH ESO ISS PBLA14 END 357.671
HIERARCH ESO ISS PBL23 START 63.968
HIERARCH ESO ISS PBL23 END 64.162
HIERARCH ESO ISS PBLA23 START 53.6
HIERARCH ESO ISS PBLA23 END 53.7
HIERARCH ESO ISS PBL24 START 185.173
HIERARCH ESO ISS PBL24 END 185.134
HIERARCH ESO ISS PBLA24 START 349.336
HIERARCH ESO ISS PBLA24 END 349.408
HIERARCH ESO ISS PBL34 START 167.577
HIERARCH ESO ISS PBL34 END 167.592
HIERARCH ESO ISS PBLA34 START 329.234
HIERARCH ESO ISS PBLA34 END 329.233
HIERARCH ESO ISS AMBI TAU0 START 0.007372
HIERARCH ESO ISS AMBI TAU0 END 0.005799
HIERARCH ESO ISS AMBI TEMP 14.41
HIERARCH ESO ISS AMBI FWHM START 0.31
HIERARCH ESO ISS AMBI FWHM END 0.35