Exposure
ID
PIONI.2025-03-23T09:01:29.214_1
Header ID
PIONI.2025-03-23T09:01:29.214
Date updated
2025-03-23 09:10:44 UTC+0000
Release date
2025-03-23 09:01:29 UTC+0000
UTC Start
2025-03-23 09:01:29.214
UTC End
2025-03-23 09:01:54.814
MJD Start
60757.376032569
MJD End
60757.3763288653
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.003346
Ambient temperature (°C)
13.65
Seeing (arcsec)
0.83
Observation
ID
65837
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
48998
Name
HD170845
RA
278.374515
DEC
-42.31263
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 77.6350 77.7250 94.8000 94.9000
A0-J2 117.4690 117.5670 69.5000 69.6000
A0-K0 123.4510 123.5000 48.4670 48.5890
G1-J2 57.7630 57.7710 34.4000 34.5000
G1-K0 89.5780 89.5730 9.6730 9.7590
J2-K0 44.2900 44.3060 336.6030 336.6580
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 60757.376032569
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD170845
RA 278.374515
DEC -42.31263
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 77.635
HIERARCH ESO ISS PBL12 END 77.725
HIERARCH ESO ISS PBLA12 START 94.8
HIERARCH ESO ISS PBLA12 END 94.9
HIERARCH ESO ISS PBL13 START 117.469
HIERARCH ESO ISS PBL13 END 117.567
HIERARCH ESO ISS PBLA13 START 69.5
HIERARCH ESO ISS PBLA13 END 69.6
HIERARCH ESO ISS PBL14 START 123.451
HIERARCH ESO ISS PBL14 END 123.5
HIERARCH ESO ISS PBLA14 START 48.467
HIERARCH ESO ISS PBLA14 END 48.589
HIERARCH ESO ISS PBL23 START 57.763
HIERARCH ESO ISS PBL23 END 57.771
HIERARCH ESO ISS PBLA23 START 34.4
HIERARCH ESO ISS PBLA23 END 34.5
HIERARCH ESO ISS PBL24 START 89.578
HIERARCH ESO ISS PBL24 END 89.573
HIERARCH ESO ISS PBLA24 START 9.673
HIERARCH ESO ISS PBLA24 END 9.759
HIERARCH ESO ISS PBL34 START 44.29
HIERARCH ESO ISS PBL34 END 44.306
HIERARCH ESO ISS PBLA34 START 336.603
HIERARCH ESO ISS PBLA34 END 336.658
HIERARCH ESO ISS AMBI TAU0 START 0.003346
HIERARCH ESO ISS AMBI TAU0 END 0.003346
HIERARCH ESO ISS AMBI TEMP 13.65
HIERARCH ESO ISS AMBI FWHM START 0.83
HIERARCH ESO ISS AMBI FWHM END 0.83