Exposure
ID
PIONI.2025-06-02T03:06:00.810_1
Header ID
PIONI.2025-06-02T03:06:00.810
Date updated
2025-06-02 03:17:09 UTC+0000
Release date
2025-06-02 03:06:00 UTC+0000
UTC Start
2025-06-02 03:06:00.810
UTC End
2025-06-02 03:06:39.210
MJD Start
60828.1291760444
MJD End
60828.12962048884
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0049099999999999994
Ambient temperature (°C)
12.29
Seeing (arcsec)
0.34
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 48.4170 48.4270 143.3000 143.3000
A0-J2 91.3930 91.7120 93.0000 93.0000
A0-J6 139.8500 139.8640 2.3290 2.4690
B5-J2 71.0790 71.3440 61.3000 61.4000
B5-J6 180.0730 180.0320 352.5890 352.6920
J2-J6 167.9040 167.8950 329.3590 329.3670
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 60828.1291760444
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 48.417
HIERARCH ESO ISS PBL12 END 48.427
HIERARCH ESO ISS PBLA12 START 143.3
HIERARCH ESO ISS PBLA12 END 143.3
HIERARCH ESO ISS PBL13 START 91.393
HIERARCH ESO ISS PBL13 END 91.712
HIERARCH ESO ISS PBLA13 START 93.0
HIERARCH ESO ISS PBLA13 END 93.0
HIERARCH ESO ISS PBL14 START 139.85
HIERARCH ESO ISS PBL14 END 139.864
HIERARCH ESO ISS PBLA14 START 2.329
HIERARCH ESO ISS PBLA14 END 2.469
HIERARCH ESO ISS PBL23 START 71.079
HIERARCH ESO ISS PBL23 END 71.344
HIERARCH ESO ISS PBLA23 START 61.3
HIERARCH ESO ISS PBLA23 END 61.4
HIERARCH ESO ISS PBL24 START 180.073
HIERARCH ESO ISS PBL24 END 180.032
HIERARCH ESO ISS PBLA24 START 352.589
HIERARCH ESO ISS PBLA24 END 352.692
HIERARCH ESO ISS PBL34 START 167.904
HIERARCH ESO ISS PBL34 END 167.895
HIERARCH ESO ISS PBLA34 START 329.359
HIERARCH ESO ISS PBLA34 END 329.367
HIERARCH ESO ISS AMBI TAU0 START 0.004716
HIERARCH ESO ISS AMBI TAU0 END 0.005104
HIERARCH ESO ISS AMBI TEMP 12.29
HIERARCH ESO ISS AMBI FWHM START 0.34
HIERARCH ESO ISS AMBI FWHM END 0.34