Exposure
ID
PIONI.2025-03-25T08:08:09.690_1
Header ID
PIONI.2025-03-25T08:08:09.690
Date updated
2025-03-25 08:15:40 UTC+0000
Release date
2026-03-25 08:15:40 UTC+0000
UTC Start
2025-03-25 08:08:09.690
UTC End
2025-03-25 08:08:35.290
MJD Start
60759.3390010367
MJD End
60759.339297333
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0025375
Ambient temperature (°C)
13.74
Seeing (arcsec)
1.1
Observation
ID
65885
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
49040
Name
HIP86170
RA
264.135352
DEC
-38.63647
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 79.6520 79.7390 98.5000 98.6000
A0-J2 118.2960 118.3980 73.2000 73.3000
A0-K0 123.0450 123.1010 51.4950 51.6090
G1-J2 57.5200 57.5310 36.8000 36.9000
G1-K0 90.1490 90.1460 11.2090 11.2930
J2-K0 45.6440 45.6570 338.2080 338.2620
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 60759.3390010367
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP86170
RA 264.135352
DEC -38.63647
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 79.652
HIERARCH ESO ISS PBL12 END 79.739
HIERARCH ESO ISS PBLA12 START 98.5
HIERARCH ESO ISS PBLA12 END 98.6
HIERARCH ESO ISS PBL13 START 118.296
HIERARCH ESO ISS PBL13 END 118.398
HIERARCH ESO ISS PBLA13 START 73.2
HIERARCH ESO ISS PBLA13 END 73.3
HIERARCH ESO ISS PBL14 START 123.045
HIERARCH ESO ISS PBL14 END 123.101
HIERARCH ESO ISS PBLA14 START 51.495
HIERARCH ESO ISS PBLA14 END 51.609
HIERARCH ESO ISS PBL23 START 57.52
HIERARCH ESO ISS PBL23 END 57.531
HIERARCH ESO ISS PBLA23 START 36.8
HIERARCH ESO ISS PBLA23 END 36.9
HIERARCH ESO ISS PBL24 START 90.149
HIERARCH ESO ISS PBL24 END 90.146
HIERARCH ESO ISS PBLA24 START 11.209
HIERARCH ESO ISS PBLA24 END 11.293
HIERARCH ESO ISS PBL34 START 45.644
HIERARCH ESO ISS PBL34 END 45.657
HIERARCH ESO ISS PBLA34 START 338.208
HIERARCH ESO ISS PBLA34 END 338.262
HIERARCH ESO ISS AMBI TAU0 START 0.002559
HIERARCH ESO ISS AMBI TAU0 END 0.002516
HIERARCH ESO ISS AMBI TEMP 13.74
HIERARCH ESO ISS AMBI FWHM START 1.1
HIERARCH ESO ISS AMBI FWHM END 1.1