Exposure
ID
PIONI.2025-03-30T06:09:19.526_1
Header ID
PIONI.2025-03-30T06:09:19.526
Date updated
2025-03-30 06:15:59 UTC+0000
Release date
2026-03-30 06:15:59 UTC+0000
UTC Start
2025-03-30 06:09:19.525
UTC End
2025-03-30 06:09:45.125
MJD Start
60764.2564759892
MJD End
60764.256772285495
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0067045
Ambient temperature (°C)
13.29
Seeing (arcsec)
0.495
Observation
ID
65964
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
49102
Name
HIP73620
RA
225.724846
DEC
2.09138
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 65.8610 65.9080 272.0000 272.0000
K0-D0 87.7810 87.8750 252.1000 252.1000
K0-J3 54.6660 54.6460 325.9690 325.9930
G2-D0 34.3080 34.3350 211.0000 211.1000
G2-J3 55.5500 55.6030 39.3550 39.4130
D0-J3 89.6350 89.7150 36.1830 36.2450
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 60764.2564759892
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP73620
RA 225.724846
DEC 2.09138
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 65.861
HIERARCH ESO ISS PBL12 END 65.908
HIERARCH ESO ISS PBLA12 START 272.0
HIERARCH ESO ISS PBLA12 END 272.0
HIERARCH ESO ISS PBL13 START 87.781
HIERARCH ESO ISS PBL13 END 87.875
HIERARCH ESO ISS PBLA13 START 252.1
HIERARCH ESO ISS PBLA13 END 252.1
HIERARCH ESO ISS PBL14 START 54.666
HIERARCH ESO ISS PBL14 END 54.646
HIERARCH ESO ISS PBLA14 START 325.969
HIERARCH ESO ISS PBLA14 END 325.993
HIERARCH ESO ISS PBL23 START 34.308
HIERARCH ESO ISS PBL23 END 34.335
HIERARCH ESO ISS PBLA23 START 211.0
HIERARCH ESO ISS PBLA23 END 211.1
HIERARCH ESO ISS PBL24 START 55.55
HIERARCH ESO ISS PBL24 END 55.603
HIERARCH ESO ISS PBLA24 START 39.355
HIERARCH ESO ISS PBLA24 END 39.413
HIERARCH ESO ISS PBL34 START 89.635
HIERARCH ESO ISS PBL34 END 89.715
HIERARCH ESO ISS PBLA34 START 36.183
HIERARCH ESO ISS PBLA34 END 36.245
HIERARCH ESO ISS AMBI TAU0 START 0.006587
HIERARCH ESO ISS AMBI TAU0 END 0.006822
HIERARCH ESO ISS AMBI TEMP 13.29
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.51