Exposure
ID
PIONI.2025-03-25T09:02:28.072_1
Header ID
PIONI.2025-03-25T09:02:28.072
Date updated
2025-03-25 09:10:44 UTC+0000
Release date
2026-03-25 09:10:43 UTC+0000
UTC Start
2025-03-25 09:02:28.072
UTC End
2025-03-25 09:02:53.672
MJD Start
60759.3767137984
MJD End
60759.3770100947
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002695
Ambient temperature (°C)
13.73
Seeing (arcsec)
1.02
Observation
ID
65889
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
49044
Name
HIP77853
RA
238.455831
DEC
-16.72854
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 88.6990 88.6590 119.1000 119.2000
A0-J2 127.4900 127.4360 95.6000 95.6000
A0-K0 127.2530 127.2200 73.8530 73.8920
G1-J2 58.1430 58.1360 58.1000 58.2000
G1-K0 90.3780 90.3840 29.6660 29.7150
J2-K0 48.0620 48.0600 354.4490 354.5150
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 60759.3767137984
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HIP77853
RA 238.455831
DEC -16.72854
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 88.699
HIERARCH ESO ISS PBL12 END 88.659
HIERARCH ESO ISS PBLA12 START 119.1
HIERARCH ESO ISS PBLA12 END 119.2
HIERARCH ESO ISS PBL13 START 127.49
HIERARCH ESO ISS PBL13 END 127.436
HIERARCH ESO ISS PBLA13 START 95.6
HIERARCH ESO ISS PBLA13 END 95.6
HIERARCH ESO ISS PBL14 START 127.253
HIERARCH ESO ISS PBL14 END 127.22
HIERARCH ESO ISS PBLA14 START 73.853
HIERARCH ESO ISS PBLA14 END 73.892
HIERARCH ESO ISS PBL23 START 58.143
HIERARCH ESO ISS PBL23 END 58.136
HIERARCH ESO ISS PBLA23 START 58.1
HIERARCH ESO ISS PBLA23 END 58.2
HIERARCH ESO ISS PBL24 START 90.378
HIERARCH ESO ISS PBL24 END 90.384
HIERARCH ESO ISS PBLA24 START 29.666
HIERARCH ESO ISS PBLA24 END 29.715
HIERARCH ESO ISS PBL34 START 48.062
HIERARCH ESO ISS PBL34 END 48.06
HIERARCH ESO ISS PBLA34 START 354.449
HIERARCH ESO ISS PBLA34 END 354.515
HIERARCH ESO ISS AMBI TAU0 START 0.002695
HIERARCH ESO ISS AMBI TAU0 END 0.002695
HIERARCH ESO ISS AMBI TEMP 13.73
HIERARCH ESO ISS AMBI FWHM START 1.02
HIERARCH ESO ISS AMBI FWHM END 1.02