Exposure
ID
PIONI.2025-06-01T08:45:24.066_1
Header ID
PIONI.2025-06-01T08:45:24.066
Date updated
2025-06-01 08:51:08 UTC+0000
Release date
2026-06-01 08:51:07 UTC+0000
UTC Start
2025-06-01 08:45:24.066
UTC End
2025-06-01 08:45:49.666
MJD Start
60827.364861872
MJD End
60827.3651581683
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.007156
Ambient temperature (°C)
12.8
Seeing (arcsec)
0.39
Observation
ID
67699
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
50351
Name
HIP113246
RA
343.986503
DEC
-32.53944
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 44.7970 44.8240 139.4000 139.4000
A0-J2 113.9120 114.0380 73.7000 73.8000
A0-J6 169.6170 169.6180 9.2840 9.3650
B5-J2 103.7960 103.8660 50.6000 50.7000
B5-J6 201.4070 201.4070 359.4900 359.5580
J2-J6 158.3750 158.4370 328.8260 328.8680
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 60827.364861872
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP113246
RA 343.986503
DEC -32.53944
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 44.797
HIERARCH ESO ISS PBL12 END 44.824
HIERARCH ESO ISS PBLA12 START 139.4
HIERARCH ESO ISS PBLA12 END 139.4
HIERARCH ESO ISS PBL13 START 113.912
HIERARCH ESO ISS PBL13 END 114.038
HIERARCH ESO ISS PBLA13 START 73.7
HIERARCH ESO ISS PBLA13 END 73.8
HIERARCH ESO ISS PBL14 START 169.617
HIERARCH ESO ISS PBL14 END 169.618
HIERARCH ESO ISS PBLA14 START 9.284
HIERARCH ESO ISS PBLA14 END 9.365
HIERARCH ESO ISS PBL23 START 103.796
HIERARCH ESO ISS PBL23 END 103.866
HIERARCH ESO ISS PBLA23 START 50.6
HIERARCH ESO ISS PBLA23 END 50.7
HIERARCH ESO ISS PBL24 START 201.407
HIERARCH ESO ISS PBL24 END 201.407
HIERARCH ESO ISS PBLA24 START 359.49
HIERARCH ESO ISS PBLA24 END 359.558
HIERARCH ESO ISS PBL34 START 158.375
HIERARCH ESO ISS PBL34 END 158.437
HIERARCH ESO ISS PBLA34 START 328.826
HIERARCH ESO ISS PBLA34 END 328.868
HIERARCH ESO ISS AMBI TAU0 START 0.007156
HIERARCH ESO ISS AMBI TAU0 END 0.007156
HIERARCH ESO ISS AMBI TEMP 12.8
HIERARCH ESO ISS AMBI FWHM START 0.39
HIERARCH ESO ISS AMBI FWHM END 0.39