Exposure
ID
PIONI.2025-03-21T02:33:07.602_1
Header ID
PIONI.2025-03-21T02:33:07.602
Date updated
2025-03-21 02:40:32 UTC+0000
Release date
2026-03-21 02:40:31 UTC+0000
UTC Start
2025-03-21 02:33:07.602
UTC End
2025-03-21 02:33:33.202
MJD Start
60755.1063379911
MJD End
60755.1066342874
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004592000000000001
Ambient temperature (°C)
16.66
Seeing (arcsec)
0.64
Observation
ID
65733
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
48906
Name
HIP56287
RA
173.080475
DEC
-66.9618
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 80.3510 80.3940 85.8000 85.9000
A0-J2 126.4050 126.4300 67.3000 67.4000
A0-K0 127.7480 127.7420 51.8310 51.9680
G1-J2 56.3280 56.3190 40.3000 40.5000
G1-K0 75.8240 75.8110 15.5340 15.6360
J2-K0 34.1790 34.1960 331.7940 331.8810
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 60755.1063379911
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP56287
RA 173.080475
DEC -66.9618
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 80.351
HIERARCH ESO ISS PBL12 END 80.394
HIERARCH ESO ISS PBLA12 START 85.8
HIERARCH ESO ISS PBLA12 END 85.9
HIERARCH ESO ISS PBL13 START 126.405
HIERARCH ESO ISS PBL13 END 126.43
HIERARCH ESO ISS PBLA13 START 67.3
HIERARCH ESO ISS PBLA13 END 67.4
HIERARCH ESO ISS PBL14 START 127.748
HIERARCH ESO ISS PBL14 END 127.742
HIERARCH ESO ISS PBLA14 START 51.831
HIERARCH ESO ISS PBLA14 END 51.968
HIERARCH ESO ISS PBL23 START 56.328
HIERARCH ESO ISS PBL23 END 56.319
HIERARCH ESO ISS PBLA23 START 40.3
HIERARCH ESO ISS PBLA23 END 40.5
HIERARCH ESO ISS PBL24 START 75.824
HIERARCH ESO ISS PBL24 END 75.811
HIERARCH ESO ISS PBLA24 START 15.534
HIERARCH ESO ISS PBLA24 END 15.636
HIERARCH ESO ISS PBL34 START 34.179
HIERARCH ESO ISS PBL34 END 34.196
HIERARCH ESO ISS PBLA34 START 331.794
HIERARCH ESO ISS PBLA34 END 331.881
HIERARCH ESO ISS AMBI TAU0 START 0.005289
HIERARCH ESO ISS AMBI TAU0 END 0.003895
HIERARCH ESO ISS AMBI TEMP 16.66
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.64