Exposure
ID
PIONI.2025-06-02T03:40:02.219_1
Header ID
PIONI.2025-06-02T03:40:02.219
Date updated
2025-06-02 03:46:33 UTC+0000
Release date
2025-06-02 03:40:02 UTC+0000
UTC Start
2025-06-02 03:40:02.219
UTC End
2025-06-02 03:40:40.619
MJD Start
60828.1528034634
MJD End
60828.153247907845
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0051275
Ambient temperature (°C)
11.7
Seeing (arcsec)
0.81
Observation
ID
67681
Category
calibrator
Program ID
115.283B.001
Program Title
WHAT MAKES THE SYMBIOTIC GIANT IN FG SER BREATHE?
Program Type
Normal
PI / COI
MERC / BOFFIN
Target
ID
50334
Name
HD 166562
RA
272.817848
DEC
-0.65931
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 48.6550 48.6560 143.1000 143.1000
A0-J2 103.9130 104.1860 92.7000 92.7000
A0-J6 141.1510 141.1990 8.1900 8.3270
B5-J2 81.9380 82.1850 65.5000 65.6000
B5-J6 178.8290 178.8130 357.0730 357.1810
J2-J6 167.0720 167.0400 329.9450 329.9640
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.283B.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60828.1528034634
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 166562
RA 272.817848
DEC -0.65931
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 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 48.655
HIERARCH ESO ISS PBL12 END 48.656
HIERARCH ESO ISS PBLA12 START 143.1
HIERARCH ESO ISS PBLA12 END 143.1
HIERARCH ESO ISS PBL13 START 103.913
HIERARCH ESO ISS PBL13 END 104.186
HIERARCH ESO ISS PBLA13 START 92.7
HIERARCH ESO ISS PBLA13 END 92.7
HIERARCH ESO ISS PBL14 START 141.151
HIERARCH ESO ISS PBL14 END 141.199
HIERARCH ESO ISS PBLA14 START 8.19
HIERARCH ESO ISS PBLA14 END 8.327
HIERARCH ESO ISS PBL23 START 81.938
HIERARCH ESO ISS PBL23 END 82.185
HIERARCH ESO ISS PBLA23 START 65.5
HIERARCH ESO ISS PBLA23 END 65.6
HIERARCH ESO ISS PBL24 START 178.829
HIERARCH ESO ISS PBL24 END 178.813
HIERARCH ESO ISS PBLA24 START 357.073
HIERARCH ESO ISS PBLA24 END 357.181
HIERARCH ESO ISS PBL34 START 167.072
HIERARCH ESO ISS PBL34 END 167.04
HIERARCH ESO ISS PBLA34 START 329.945
HIERARCH ESO ISS PBLA34 END 329.964
HIERARCH ESO ISS AMBI TAU0 START 0.004948
HIERARCH ESO ISS AMBI TAU0 END 0.005307
HIERARCH ESO ISS AMBI TEMP 11.7
HIERARCH ESO ISS AMBI FWHM START 0.77
HIERARCH ESO ISS AMBI FWHM END 0.85