Exposure
ID
PIONI.2025-03-21T02:12:13.965_1
Header ID
PIONI.2025-03-21T02:12:13.965
Date updated
2025-03-21 02:20:54 UTC+0000
Release date
2025-03-21 02:12:13 UTC+0000
UTC Start
2025-03-21 02:12:13.965
UTC End
2025-03-21 02:12:39.565
MJD Start
60755.0918283002
MJD End
60755.0921245965
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.003535
Ambient temperature (°C)
16.86
Seeing (arcsec)
0.65
Observation
ID
65732
Category
calibrator
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
48905
Name
HD98811
RA
170.31204
DEC
-68.20974
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 79.7610 79.8030 82.8000 83.0000
A0-J2 126.2430 126.2670 64.7000 64.8000
A0-K0 127.7390 127.7330 49.6600 49.7980
G1-J2 56.2310 56.2220 38.5000 38.6000
G1-K0 74.9790 74.9670 14.0750 14.1790
J2-K0 33.2360 33.2530 329.7390 329.8270
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.285P.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60755.0918283002
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD98811
RA 170.31204
DEC -68.20974
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 79.761
HIERARCH ESO ISS PBL12 END 79.803
HIERARCH ESO ISS PBLA12 START 82.8
HIERARCH ESO ISS PBLA12 END 83.0
HIERARCH ESO ISS PBL13 START 126.243
HIERARCH ESO ISS PBL13 END 126.267
HIERARCH ESO ISS PBLA13 START 64.7
HIERARCH ESO ISS PBLA13 END 64.8
HIERARCH ESO ISS PBL14 START 127.739
HIERARCH ESO ISS PBL14 END 127.733
HIERARCH ESO ISS PBLA14 START 49.66
HIERARCH ESO ISS PBLA14 END 49.798
HIERARCH ESO ISS PBL23 START 56.231
HIERARCH ESO ISS PBL23 END 56.222
HIERARCH ESO ISS PBLA23 START 38.5
HIERARCH ESO ISS PBLA23 END 38.6
HIERARCH ESO ISS PBL24 START 74.979
HIERARCH ESO ISS PBL24 END 74.967
HIERARCH ESO ISS PBLA24 START 14.075
HIERARCH ESO ISS PBLA24 END 14.179
HIERARCH ESO ISS PBL34 START 33.236
HIERARCH ESO ISS PBL34 END 33.253
HIERARCH ESO ISS PBLA34 START 329.739
HIERARCH ESO ISS PBLA34 END 329.827
HIERARCH ESO ISS AMBI TAU0 START 0.003535
HIERARCH ESO ISS AMBI TAU0 END 0.003535
HIERARCH ESO ISS AMBI TEMP 16.86
HIERARCH ESO ISS AMBI FWHM START 0.65
HIERARCH ESO ISS AMBI FWHM END 0.65