Exposure
ID
PIONI.2025-06-02T08:33:11.141_1
Header ID
PIONI.2025-06-02T08:33:11.141
Date updated
2025-06-02 08:41:20 UTC+0000
Release date
2025-06-02 08:33:11 UTC+0000
UTC Start
2025-06-02 08:33:11.141
UTC End
2025-06-02 08:33:36.741
MJD Start
60828.3563789488
MJD End
60828.3566752451
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002674
Ambient temperature (°C)
10.03
Seeing (arcsec)
1.2850000000000001
Observation
ID
67707
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
50358
Name
HD217884
RA
346.028092
DEC
-28.23827
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 45.1090 45.1360 139.6000 139.6000
A0-J2 108.6210 108.7760 73.5000 73.6000
A0-J6 168.6100 168.6150 7.0010 7.0870
B5-J2 99.2970 99.3880 49.0000 49.1000
B5-J6 201.8850 201.8850 357.5340 357.6050
J2-J6 160.0770 160.1390 328.5220 328.5570
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 60828.3563789488
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD217884
RA 346.028092
DEC -28.23827
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 45.109
HIERARCH ESO ISS PBL12 END 45.136
HIERARCH ESO ISS PBLA12 START 139.6
HIERARCH ESO ISS PBLA12 END 139.6
HIERARCH ESO ISS PBL13 START 108.621
HIERARCH ESO ISS PBL13 END 108.776
HIERARCH ESO ISS PBLA13 START 73.5
HIERARCH ESO ISS PBLA13 END 73.6
HIERARCH ESO ISS PBL14 START 168.61
HIERARCH ESO ISS PBL14 END 168.615
HIERARCH ESO ISS PBLA14 START 7.001
HIERARCH ESO ISS PBLA14 END 7.087
HIERARCH ESO ISS PBL23 START 99.297
HIERARCH ESO ISS PBL23 END 99.388
HIERARCH ESO ISS PBLA23 START 49.0
HIERARCH ESO ISS PBLA23 END 49.1
HIERARCH ESO ISS PBL24 START 201.885
HIERARCH ESO ISS PBL24 END 201.885
HIERARCH ESO ISS PBLA24 START 357.534
HIERARCH ESO ISS PBLA24 END 357.605
HIERARCH ESO ISS PBL34 START 160.077
HIERARCH ESO ISS PBL34 END 160.139
HIERARCH ESO ISS PBLA34 START 328.522
HIERARCH ESO ISS PBLA34 END 328.557
HIERARCH ESO ISS AMBI TAU0 START 0.002774
HIERARCH ESO ISS AMBI TAU0 END 0.002574
HIERARCH ESO ISS AMBI TEMP 10.03
HIERARCH ESO ISS AMBI FWHM START 1.21
HIERARCH ESO ISS AMBI FWHM END 1.36