Exposure
ID
PIONI.2025-06-01T07:26:51.877_1
Header ID
PIONI.2025-06-01T07:26:51.877
Date updated
2025-06-01 07:36:23 UTC+0000
Release date
2025-06-01 07:26:51 UTC+0000
UTC Start
2025-06-01 07:26:51.877
UTC End
2025-06-01 07:27:17.477
MJD Start
60827.3103226544
MJD End
60827.310618950694
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.005722
Ambient temperature (°C)
13.31
Seeing (arcsec)
0.38
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 37.6690 37.7150 130.9000 131.0000
A0-J2 103.4780 103.6010 53.9000 54.1000
A0-J6 168.6580 168.6590 359.2630 359.3500
B5-J2 101.8220 101.8720 32.8000 33.0000
B5-J6 195.7230 195.7380 350.9950 351.0670
J2-J6 137.7440 137.8620 321.4650 321.5030
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 60827.3103226544
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 37.669
HIERARCH ESO ISS PBL12 END 37.715
HIERARCH ESO ISS PBLA12 START 130.9
HIERARCH ESO ISS PBLA12 END 131.0
HIERARCH ESO ISS PBL13 START 103.478
HIERARCH ESO ISS PBL13 END 103.601
HIERARCH ESO ISS PBLA13 START 53.9
HIERARCH ESO ISS PBLA13 END 54.1
HIERARCH ESO ISS PBL14 START 168.658
HIERARCH ESO ISS PBL14 END 168.659
HIERARCH ESO ISS PBLA14 START 359.263
HIERARCH ESO ISS PBLA14 END 359.35
HIERARCH ESO ISS PBL23 START 101.822
HIERARCH ESO ISS PBL23 END 101.872
HIERARCH ESO ISS PBLA23 START 32.8
HIERARCH ESO ISS PBLA23 END 33.0
HIERARCH ESO ISS PBL24 START 195.723
HIERARCH ESO ISS PBL24 END 195.738
HIERARCH ESO ISS PBLA24 START 350.995
HIERARCH ESO ISS PBLA24 END 351.067
HIERARCH ESO ISS PBL34 START 137.744
HIERARCH ESO ISS PBL34 END 137.862
HIERARCH ESO ISS PBLA34 START 321.465
HIERARCH ESO ISS PBLA34 END 321.503
HIERARCH ESO ISS AMBI TAU0 START 0.005722
HIERARCH ESO ISS AMBI TAU0 END 0.005722
HIERARCH ESO ISS AMBI TEMP 13.31
HIERARCH ESO ISS AMBI FWHM START 0.38
HIERARCH ESO ISS AMBI FWHM END 0.38