Exposure
ID
PIONI.2025-04-29T05:01:18.368_1
Header ID
PIONI.2025-04-29T05:01:18.368
Date updated
2025-04-29 05:10:47 UTC+0000
Release date
2026-04-29 05:10:47 UTC+0000
UTC Start
2025-04-29 05:01:18.368
UTC End
2025-04-29 05:01:56.768
MJD Start
60794.2092403676
MJD End
60794.20968481204
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.005513
Ambient temperature (°C)
13.34
Seeing (arcsec)
0.47
Observation
ID
67040
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
49848
Name
HIP78685
RA
240.939048
DEC
4.98692
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 90.1890 90.2130 114.1000 114.1000
A0-J2 123.3060 123.4400 94.2000 94.2000
A0-K0 113.7410 113.9360 73.1730 73.1860
G1-J2 49.2230 49.3120 55.7000 55.7000
G1-K0 74.6860 74.7490 20.8300 20.9410
J2-K0 44.3600 44.3380 341.4670 341.5360
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 60794.2092403676
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP78685
RA 240.939048
DEC 4.98692
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 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 90.189
HIERARCH ESO ISS PBL12 END 90.213
HIERARCH ESO ISS PBLA12 START 114.1
HIERARCH ESO ISS PBLA12 END 114.1
HIERARCH ESO ISS PBL13 START 123.306
HIERARCH ESO ISS PBL13 END 123.44
HIERARCH ESO ISS PBLA13 START 94.2
HIERARCH ESO ISS PBLA13 END 94.2
HIERARCH ESO ISS PBL14 START 113.741
HIERARCH ESO ISS PBL14 END 113.936
HIERARCH ESO ISS PBLA14 START 73.173
HIERARCH ESO ISS PBLA14 END 73.186
HIERARCH ESO ISS PBL23 START 49.223
HIERARCH ESO ISS PBL23 END 49.312
HIERARCH ESO ISS PBLA23 START 55.7
HIERARCH ESO ISS PBLA23 END 55.7
HIERARCH ESO ISS PBL24 START 74.686
HIERARCH ESO ISS PBL24 END 74.749
HIERARCH ESO ISS PBLA24 START 20.83
HIERARCH ESO ISS PBLA24 END 20.941
HIERARCH ESO ISS PBL34 START 44.36
HIERARCH ESO ISS PBL34 END 44.338
HIERARCH ESO ISS PBLA34 START 341.467
HIERARCH ESO ISS PBLA34 END 341.536
HIERARCH ESO ISS AMBI TAU0 START 0.005513
HIERARCH ESO ISS AMBI TAU0 END 0.005513
HIERARCH ESO ISS AMBI TEMP 13.34
HIERARCH ESO ISS AMBI FWHM START 0.47
HIERARCH ESO ISS AMBI FWHM END 0.47