Exposure
ID
PIONI.2025-06-01T07:48:56.034_1
Header ID
PIONI.2025-06-01T07:48:56.034
Date updated
2025-06-01 07:57:39 UTC+0000
Release date
2026-06-01 07:57:39 UTC+0000
UTC Start
2025-06-01 07:48:56.034
UTC End
2025-06-01 07:49:21.634
MJD Start
60827.3256485416
MJD End
60827.325944837896
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.005239
Ambient temperature (°C)
13.12
Seeing (arcsec)
0.46
Observation
ID
67695
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
50347
Name
HIP112203
RA
340.874232
DEC
-41.41487
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 39.6180 39.6600 132.9000 132.9000
A0-J2 108.5100 108.6340 60.2000 60.3000
A0-J6 168.7170 168.7150 2.9980 3.0890
B5-J2 103.8360 103.8890 38.8000 39.0000
B5-J6 196.4770 196.4870 354.0950 354.1720
J2-J6 142.8460 142.9530 323.3240 323.3670
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 60827.3256485416
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP112203
RA 340.874232
DEC -41.41487
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 39.618
HIERARCH ESO ISS PBL12 END 39.66
HIERARCH ESO ISS PBLA12 START 132.9
HIERARCH ESO ISS PBLA12 END 132.9
HIERARCH ESO ISS PBL13 START 108.51
HIERARCH ESO ISS PBL13 END 108.634
HIERARCH ESO ISS PBLA13 START 60.2
HIERARCH ESO ISS PBLA13 END 60.3
HIERARCH ESO ISS PBL14 START 168.717
HIERARCH ESO ISS PBL14 END 168.715
HIERARCH ESO ISS PBLA14 START 2.998
HIERARCH ESO ISS PBLA14 END 3.089
HIERARCH ESO ISS PBL23 START 103.836
HIERARCH ESO ISS PBL23 END 103.889
HIERARCH ESO ISS PBLA23 START 38.8
HIERARCH ESO ISS PBLA23 END 39.0
HIERARCH ESO ISS PBL24 START 196.477
HIERARCH ESO ISS PBL24 END 196.487
HIERARCH ESO ISS PBLA24 START 354.095
HIERARCH ESO ISS PBLA24 END 354.172
HIERARCH ESO ISS PBL34 START 142.846
HIERARCH ESO ISS PBL34 END 142.953
HIERARCH ESO ISS PBLA34 START 323.324
HIERARCH ESO ISS PBLA34 END 323.367
HIERARCH ESO ISS AMBI TAU0 START 0.005239
HIERARCH ESO ISS AMBI TAU0 END 0.005239
HIERARCH ESO ISS AMBI TEMP 13.12
HIERARCH ESO ISS AMBI FWHM START 0.46
HIERARCH ESO ISS AMBI FWHM END 0.46