Exposure
ID
PIONI.2025-06-01T09:14:24.253_1
Header ID
PIONI.2025-06-01T09:14:24.253
Date updated
2025-06-01 09:31:59 UTC+0000
Release date
2025-06-01 09:14:24 UTC+0000
UTC Start
2025-06-01 09:14:24.253
UTC End
2025-06-01 09:14:49.853
MJD Start
60827.3850029269
MJD End
60827.3852992232
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0077655
Ambient temperature (°C)
12.69
Seeing (arcsec)
0.44
Observation
ID
67694
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
50346
Name
HD215627
RA
341.787424
DEC
-41.69181
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 44.0820 44.1080 139.9000 139.9000
A0-J2 122.5410 122.6200 76.5000 76.6000
A0-J6 167.7010 167.6880 14.6560 14.7390
B5-J2 110.1050 110.1380 55.5000 55.6000
B5-J6 196.4540 196.4470 4.0940 4.1680
J2-J6 154.0390 154.1050 330.1350 330.1930
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 60827.3850029269
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD215627
RA 341.787424
DEC -41.69181
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 44.082
HIERARCH ESO ISS PBL12 END 44.108
HIERARCH ESO ISS PBLA12 START 139.9
HIERARCH ESO ISS PBLA12 END 139.9
HIERARCH ESO ISS PBL13 START 122.541
HIERARCH ESO ISS PBL13 END 122.62
HIERARCH ESO ISS PBLA13 START 76.5
HIERARCH ESO ISS PBLA13 END 76.6
HIERARCH ESO ISS PBL14 START 167.701
HIERARCH ESO ISS PBL14 END 167.688
HIERARCH ESO ISS PBLA14 START 14.656
HIERARCH ESO ISS PBLA14 END 14.739
HIERARCH ESO ISS PBL23 START 110.105
HIERARCH ESO ISS PBL23 END 110.138
HIERARCH ESO ISS PBLA23 START 55.5
HIERARCH ESO ISS PBLA23 END 55.6
HIERARCH ESO ISS PBL24 START 196.454
HIERARCH ESO ISS PBL24 END 196.447
HIERARCH ESO ISS PBLA24 START 4.094
HIERARCH ESO ISS PBLA24 END 4.168
HIERARCH ESO ISS PBL34 START 154.039
HIERARCH ESO ISS PBL34 END 154.105
HIERARCH ESO ISS PBLA34 START 330.135
HIERARCH ESO ISS PBLA34 END 330.193
HIERARCH ESO ISS AMBI TAU0 START 0.007828
HIERARCH ESO ISS AMBI TAU0 END 0.007703
HIERARCH ESO ISS AMBI TEMP 12.69
HIERARCH ESO ISS AMBI FWHM START 0.44
HIERARCH ESO ISS AMBI FWHM END 0.44