Exposure
ID
PIONI.2025-03-22T05:07:09.551_1
Header ID
PIONI.2025-03-22T05:07:09.551
Date updated
2025-03-22 05:15:43 UTC+0000
Release date
2026-03-22 05:15:42 UTC+0000
UTC Start
2025-03-22 05:07:09.551
UTC End
2025-03-22 05:07:35.151
MJD Start
60756.2133049876
MJD End
60756.2136012839
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.00593
Ambient temperature (°C)
15.48
Seeing (arcsec)
0.54
Observation
ID
65780
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
48944
Name
HIP67494
RA
207.466082
DEC
-18.13438
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 87.0020 87.0600 110.0000 110.0000
A0-J2 121.3990 121.5090 86.0000 86.0000
A0-K0 119.6130 119.7130 62.6980 62.7700
G1-J2 54.9130 54.9470 45.8000 45.9000
G1-K0 88.1140 88.1280 16.1680 16.2470
J2-K0 48.6350 48.6340 342.2710 342.3210
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 60756.2133049876
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP67494
RA 207.466082
DEC -18.13438
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 87.002
HIERARCH ESO ISS PBL12 END 87.06
HIERARCH ESO ISS PBLA12 START 110.0
HIERARCH ESO ISS PBLA12 END 110.0
HIERARCH ESO ISS PBL13 START 121.399
HIERARCH ESO ISS PBL13 END 121.509
HIERARCH ESO ISS PBLA13 START 86.0
HIERARCH ESO ISS PBLA13 END 86.0
HIERARCH ESO ISS PBL14 START 119.613
HIERARCH ESO ISS PBL14 END 119.713
HIERARCH ESO ISS PBLA14 START 62.698
HIERARCH ESO ISS PBLA14 END 62.77
HIERARCH ESO ISS PBL23 START 54.913
HIERARCH ESO ISS PBL23 END 54.947
HIERARCH ESO ISS PBLA23 START 45.8
HIERARCH ESO ISS PBLA23 END 45.9
HIERARCH ESO ISS PBL24 START 88.114
HIERARCH ESO ISS PBL24 END 88.128
HIERARCH ESO ISS PBLA24 START 16.168
HIERARCH ESO ISS PBLA24 END 16.247
HIERARCH ESO ISS PBL34 START 48.635
HIERARCH ESO ISS PBL34 END 48.634
HIERARCH ESO ISS PBLA34 START 342.271
HIERARCH ESO ISS PBLA34 END 342.321
HIERARCH ESO ISS AMBI TAU0 START 0.005636
HIERARCH ESO ISS AMBI TAU0 END 0.006224
HIERARCH ESO ISS AMBI TEMP 15.48
HIERARCH ESO ISS AMBI FWHM START 0.53
HIERARCH ESO ISS AMBI FWHM END 0.55