Exposure
ID
PIONI.2025-06-01T08:08:39.051_1
Header ID
PIONI.2025-06-01T08:08:39.051
Date updated
2025-06-01 08:20:01 UTC+0000
Release date
2026-06-01 08:20:01 UTC+0000
UTC Start
2025-06-01 08:08:39.051
UTC End
2025-06-01 08:09:04.651
MJD Start
60827.3393408735
MJD End
60827.339637169796
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.00556
Ambient temperature (°C)
13.04
Seeing (arcsec)
0.4
Observation
ID
67677
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
50330
Name
HIP103738
RA
315.322046
DEC
-32.2578
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 47.4550 47.4680 145.6000 145.7000
A0-J2 126.3580 126.4180 85.4000 85.4000
A0-J6 169.5710 169.5660 19.6530 19.7310
B5-J2 110.7870 110.8180 63.5000 63.6000
B5-J6 201.1550 201.1500 8.6500 8.7210
J2-J6 164.5890 164.6190 335.2490 335.3090
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 60827.3393408735
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP103738
RA 315.322046
DEC -32.2578
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 47.455
HIERARCH ESO ISS PBL12 END 47.468
HIERARCH ESO ISS PBLA12 START 145.6
HIERARCH ESO ISS PBLA12 END 145.7
HIERARCH ESO ISS PBL13 START 126.358
HIERARCH ESO ISS PBL13 END 126.418
HIERARCH ESO ISS PBLA13 START 85.4
HIERARCH ESO ISS PBLA13 END 85.4
HIERARCH ESO ISS PBL14 START 169.571
HIERARCH ESO ISS PBL14 END 169.566
HIERARCH ESO ISS PBLA14 START 19.653
HIERARCH ESO ISS PBLA14 END 19.731
HIERARCH ESO ISS PBL23 START 110.787
HIERARCH ESO ISS PBL23 END 110.818
HIERARCH ESO ISS PBLA23 START 63.5
HIERARCH ESO ISS PBLA23 END 63.6
HIERARCH ESO ISS PBL24 START 201.155
HIERARCH ESO ISS PBL24 END 201.15
HIERARCH ESO ISS PBLA24 START 8.65
HIERARCH ESO ISS PBLA24 END 8.721
HIERARCH ESO ISS PBL34 START 164.589
HIERARCH ESO ISS PBL34 END 164.619
HIERARCH ESO ISS PBLA34 START 335.249
HIERARCH ESO ISS PBLA34 END 335.309
HIERARCH ESO ISS AMBI TAU0 START 0.00556
HIERARCH ESO ISS AMBI TAU0 END 0.00556
HIERARCH ESO ISS AMBI TEMP 13.04
HIERARCH ESO ISS AMBI FWHM START 0.4
HIERARCH ESO ISS AMBI FWHM END 0.4