Exposure
ID
PIONI.2025-03-21T01:37:28.534_1
Header ID
PIONI.2025-03-21T01:37:28.534
Date updated
2025-03-21 01:45:51 UTC+0000
Release date
2025-03-21 01:37:28 UTC+0000
UTC Start
2025-03-21 01:37:28.534
UTC End
2025-03-21 01:37:54.134
MJD Start
60755.0676913676
MJD End
60755.0679876639
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.010907
Ambient temperature (°C)
17.23
Seeing (arcsec)
0.42
Observation
ID
65728
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
48901
Name
HD104479
RA
180.432729
DEC
-69.19795
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 74.6610 74.7030 63.4000 63.6000
A0-J2 123.3350 123.3610 45.8000 46.0000
A0-K0 127.9810 127.9810 32.2020 32.3420
G1-J2 56.8590 56.8540 22.4000 22.5000
G1-K0 74.9140 74.9130 1.0950 1.2000
J2-K0 30.1390 30.1630 317.8200 317.9110
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 60755.0676913676
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD104479
RA 180.432729
DEC -69.19795
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 74.661
HIERARCH ESO ISS PBL12 END 74.703
HIERARCH ESO ISS PBLA12 START 63.4
HIERARCH ESO ISS PBLA12 END 63.6
HIERARCH ESO ISS PBL13 START 123.335
HIERARCH ESO ISS PBL13 END 123.361
HIERARCH ESO ISS PBLA13 START 45.8
HIERARCH ESO ISS PBLA13 END 46.0
HIERARCH ESO ISS PBL14 START 127.981
HIERARCH ESO ISS PBL14 END 127.981
HIERARCH ESO ISS PBLA14 START 32.202
HIERARCH ESO ISS PBLA14 END 32.342
HIERARCH ESO ISS PBL23 START 56.859
HIERARCH ESO ISS PBL23 END 56.854
HIERARCH ESO ISS PBLA23 START 22.4
HIERARCH ESO ISS PBLA23 END 22.5
HIERARCH ESO ISS PBL24 START 74.914
HIERARCH ESO ISS PBL24 END 74.913
HIERARCH ESO ISS PBLA24 START 1.095
HIERARCH ESO ISS PBLA24 END 1.2
HIERARCH ESO ISS PBL34 START 30.139
HIERARCH ESO ISS PBL34 END 30.163
HIERARCH ESO ISS PBLA34 START 317.82
HIERARCH ESO ISS PBLA34 END 317.911
HIERARCH ESO ISS AMBI TAU0 START 0.010907
HIERARCH ESO ISS AMBI TAU0 END 0.010907
HIERARCH ESO ISS AMBI TEMP 17.23
HIERARCH ESO ISS AMBI FWHM START 0.42
HIERARCH ESO ISS AMBI FWHM END 0.42