Exposure
ID
PIONI.2025-03-20T23:59:37.537_1
Header ID
PIONI.2025-03-20T23:59:37.537
Date updated
2025-03-21 00:05:57 UTC+0000
Release date
2026-03-21 00:05:57 UTC+0000
UTC Start
2025-03-20 23:59:37.537
UTC End
2025-03-21 00:00:15.937
MJD Start
60754.9997400073
MJD End
60755.00018445174
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0052935
Ambient temperature (°C)
17.98
Seeing (arcsec)
1.4
Observation
ID
65725
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
48898
Name
HIP22081
RA
71.238653
DEC
-63.22973
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 90.4120 90.4160 142.5000 142.7000
A0-J2 125.5100 125.4700 126.0000 126.2000
A0-K0 112.8650 112.7740 108.3210 108.5150
G1-J2 46.5490 46.4920 92.5000 92.7000
G1-K0 63.4460 63.3600 55.1810 55.3100
J2-K0 38.6620 38.6550 8.3020 8.4150
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 60754.9997400073
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP22081
RA 71.238653
DEC -63.22973
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 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 90.412
HIERARCH ESO ISS PBL12 END 90.416
HIERARCH ESO ISS PBLA12 START 142.5
HIERARCH ESO ISS PBLA12 END 142.7
HIERARCH ESO ISS PBL13 START 125.51
HIERARCH ESO ISS PBL13 END 125.47
HIERARCH ESO ISS PBLA13 START 126.0
HIERARCH ESO ISS PBLA13 END 126.2
HIERARCH ESO ISS PBL14 START 112.865
HIERARCH ESO ISS PBL14 END 112.774
HIERARCH ESO ISS PBLA14 START 108.321
HIERARCH ESO ISS PBLA14 END 108.515
HIERARCH ESO ISS PBL23 START 46.549
HIERARCH ESO ISS PBL23 END 46.492
HIERARCH ESO ISS PBLA23 START 92.5
HIERARCH ESO ISS PBLA23 END 92.7
HIERARCH ESO ISS PBL24 START 63.446
HIERARCH ESO ISS PBL24 END 63.36
HIERARCH ESO ISS PBLA24 START 55.181
HIERARCH ESO ISS PBLA24 END 55.31
HIERARCH ESO ISS PBL34 START 38.662
HIERARCH ESO ISS PBL34 END 38.655
HIERARCH ESO ISS PBLA34 START 8.302
HIERARCH ESO ISS PBLA34 END 8.415
HIERARCH ESO ISS AMBI TAU0 START 0.005268
HIERARCH ESO ISS AMBI TAU0 END 0.005319
HIERARCH ESO ISS AMBI TEMP 17.98
HIERARCH ESO ISS AMBI FWHM START 1.4
HIERARCH ESO ISS AMBI FWHM END 1.4