Exposure
ID
PIONI.2025-05-24T09:01:44.568_1
Header ID
PIONI.2025-05-24T09:01:44.568
Date updated
2025-05-24 09:06:06 UTC+0000
Release date
2025-05-24 09:01:44 UTC+0000
UTC Start
2025-05-24 09:01:44.568
UTC End
2025-05-24 09:02:10.168
MJD Start
60819.3762102774
MJD End
60819.376506573695
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0033005
Ambient temperature (°C)
12.03
Seeing (arcsec)
0.69
Observation
ID
67557
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
50246
Name
HD163428
RA
269.281079
DEC
-23.93926
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 56.8490 56.7630 289.2000 289.3000
K0-D0 80.2390 80.1130 264.5000 264.6000
K0-J3 55.4880 55.4850 352.1010 352.1890
G2-D0 37.1790 37.1540 224.8000 224.8000
G2-J3 58.6000 58.5490 51.8050 51.8270
D0-J3 95.6090 95.5330 49.0860 49.1080
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 60819.3762102774
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD163428
RA 269.281079
DEC -23.93926
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 56.849
HIERARCH ESO ISS PBL12 END 56.763
HIERARCH ESO ISS PBLA12 START 289.2
HIERARCH ESO ISS PBLA12 END 289.3
HIERARCH ESO ISS PBL13 START 80.239
HIERARCH ESO ISS PBL13 END 80.113
HIERARCH ESO ISS PBLA13 START 264.5
HIERARCH ESO ISS PBLA13 END 264.6
HIERARCH ESO ISS PBL14 START 55.488
HIERARCH ESO ISS PBL14 END 55.485
HIERARCH ESO ISS PBLA14 START 352.101
HIERARCH ESO ISS PBLA14 END 352.189
HIERARCH ESO ISS PBL23 START 37.179
HIERARCH ESO ISS PBL23 END 37.154
HIERARCH ESO ISS PBLA23 START 224.8
HIERARCH ESO ISS PBLA23 END 224.8
HIERARCH ESO ISS PBL24 START 58.6
HIERARCH ESO ISS PBL24 END 58.549
HIERARCH ESO ISS PBLA24 START 51.805
HIERARCH ESO ISS PBLA24 END 51.827
HIERARCH ESO ISS PBL34 START 95.609
HIERARCH ESO ISS PBL34 END 95.533
HIERARCH ESO ISS PBLA34 START 49.086
HIERARCH ESO ISS PBLA34 END 49.108
HIERARCH ESO ISS AMBI TAU0 START 0.002967
HIERARCH ESO ISS AMBI TAU0 END 0.003634
HIERARCH ESO ISS AMBI TEMP 12.03
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.69