Exposure
ID
PIONI.2025-03-21T01:36:51.110_1
Header ID
PIONI.2025-03-21T01:36:51.110
Date updated
2025-03-21 01:41:04 UTC+0000
Release date
2025-03-21 01:36:51 UTC+0000
UTC Start
2025-03-21 01:36:51.110
UTC End
2025-03-21 01:37:16.710
MJD Start
60755.067258222
MJD End
60755.0675545183
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.010907
Ambient temperature (°C)
17.21
Seeing (arcsec)
0.45999999999999996
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 74.6160 74.6580 63.3000 63.4000
A0-J2 123.3080 123.3340 45.7000 45.8000
A0-K0 127.9800 127.9810 32.0530 32.1940
G1-J2 56.8640 56.8590 22.3000 22.4000
G1-K0 74.9150 74.9140 0.9850 1.0890
J2-K0 30.1140 30.1380 317.7240 317.8150
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 60755.067258222
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 74.616
HIERARCH ESO ISS PBL12 END 74.658
HIERARCH ESO ISS PBLA12 START 63.3
HIERARCH ESO ISS PBLA12 END 63.4
HIERARCH ESO ISS PBL13 START 123.308
HIERARCH ESO ISS PBL13 END 123.334
HIERARCH ESO ISS PBLA13 START 45.7
HIERARCH ESO ISS PBLA13 END 45.8
HIERARCH ESO ISS PBL14 START 127.98
HIERARCH ESO ISS PBL14 END 127.981
HIERARCH ESO ISS PBLA14 START 32.053
HIERARCH ESO ISS PBLA14 END 32.194
HIERARCH ESO ISS PBL23 START 56.864
HIERARCH ESO ISS PBL23 END 56.859
HIERARCH ESO ISS PBLA23 START 22.3
HIERARCH ESO ISS PBLA23 END 22.4
HIERARCH ESO ISS PBL24 START 74.915
HIERARCH ESO ISS PBL24 END 74.914
HIERARCH ESO ISS PBLA24 START 0.985
HIERARCH ESO ISS PBLA24 END 1.089
HIERARCH ESO ISS PBL34 START 30.114
HIERARCH ESO ISS PBL34 END 30.138
HIERARCH ESO ISS PBLA34 START 317.724
HIERARCH ESO ISS PBLA34 END 317.815
HIERARCH ESO ISS AMBI TAU0 START 0.010907
HIERARCH ESO ISS AMBI TAU0 END 0.010907
HIERARCH ESO ISS AMBI TEMP 17.21
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.42