Exposure
ID
PIONI.2025-03-21T02:57:44.086_1
Header ID
PIONI.2025-03-21T02:57:44.086
Date updated
2025-03-21 03:05:35 UTC+0000
Release date
2026-03-21 03:05:35 UTC+0000
UTC Start
2025-03-21 02:57:44.086
UTC End
2025-03-21 02:58:09.686
MJD Start
60755.1234269198
MJD End
60755.1237232161
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004626
Ambient temperature (°C)
16.55
Seeing (arcsec)
0.59
Observation
ID
65736
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
48909
Name
HIP53273
RA
163.430552
DEC
-2.12912
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 90.5070 90.5080 113.5000 113.5000
A0-J2 127.3700 127.4270 92.2000 92.2000
A0-K0 122.1290 122.2240 71.1920 71.2130
G1-J2 54.1520 54.1980 54.9000 54.9000
G1-K0 82.2180 82.2570 23.3660 23.4350
J2-K0 45.8090 45.7990 345.2420 345.3000
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 60755.1234269198
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP53273
RA 163.430552
DEC -2.12912
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 90.507
HIERARCH ESO ISS PBL12 END 90.508
HIERARCH ESO ISS PBLA12 START 113.5
HIERARCH ESO ISS PBLA12 END 113.5
HIERARCH ESO ISS PBL13 START 127.37
HIERARCH ESO ISS PBL13 END 127.427
HIERARCH ESO ISS PBLA13 START 92.2
HIERARCH ESO ISS PBLA13 END 92.2
HIERARCH ESO ISS PBL14 START 122.129
HIERARCH ESO ISS PBL14 END 122.224
HIERARCH ESO ISS PBLA14 START 71.192
HIERARCH ESO ISS PBLA14 END 71.213
HIERARCH ESO ISS PBL23 START 54.152
HIERARCH ESO ISS PBL23 END 54.198
HIERARCH ESO ISS PBLA23 START 54.9
HIERARCH ESO ISS PBLA23 END 54.9
HIERARCH ESO ISS PBL24 START 82.218
HIERARCH ESO ISS PBL24 END 82.257
HIERARCH ESO ISS PBLA24 START 23.366
HIERARCH ESO ISS PBLA24 END 23.435
HIERARCH ESO ISS PBL34 START 45.809
HIERARCH ESO ISS PBL34 END 45.799
HIERARCH ESO ISS PBLA34 START 345.242
HIERARCH ESO ISS PBLA34 END 345.3
HIERARCH ESO ISS AMBI TAU0 START 0.004626
HIERARCH ESO ISS AMBI TAU0 END 0.004626
HIERARCH ESO ISS AMBI TEMP 16.55
HIERARCH ESO ISS AMBI FWHM START 0.59
HIERARCH ESO ISS AMBI FWHM END 0.59