Exposure
ID
PIONI.2025-06-02T03:37:30.841_1
Header ID
PIONI.2025-06-02T03:37:30.841
Date updated
2025-06-02 03:46:33 UTC+0000
Release date
2025-06-02 03:37:30 UTC+0000
UTC Start
2025-06-02 03:37:30.841
UTC End
2025-06-02 03:38:09.241
MJD Start
60828.1510513965
MJD End
60828.15149584094
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.005684
Ambient temperature (°C)
11.78
Seeing (arcsec)
0.69
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 48.6500 48.6520 143.1000 143.1000
A0-J2 103.0620 103.3330 92.7000 92.7000
A0-J6 141.0070 141.0520 7.7640 7.9000
B5-J2 81.1700 81.4150 65.2000 65.3000
B5-J6 178.8850 178.8660 356.7350 356.8450
J2-J6 167.1650 167.1350 329.8810 329.9020
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 60828.1510513965
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 48.65
HIERARCH ESO ISS PBL12 END 48.652
HIERARCH ESO ISS PBLA12 START 143.1
HIERARCH ESO ISS PBLA12 END 143.1
HIERARCH ESO ISS PBL13 START 103.062
HIERARCH ESO ISS PBL13 END 103.333
HIERARCH ESO ISS PBLA13 START 92.7
HIERARCH ESO ISS PBLA13 END 92.7
HIERARCH ESO ISS PBL14 START 141.007
HIERARCH ESO ISS PBL14 END 141.052
HIERARCH ESO ISS PBLA14 START 7.764
HIERARCH ESO ISS PBLA14 END 7.9
HIERARCH ESO ISS PBL23 START 81.17
HIERARCH ESO ISS PBL23 END 81.415
HIERARCH ESO ISS PBLA23 START 65.2
HIERARCH ESO ISS PBLA23 END 65.3
HIERARCH ESO ISS PBL24 START 178.885
HIERARCH ESO ISS PBL24 END 178.866
HIERARCH ESO ISS PBLA24 START 356.735
HIERARCH ESO ISS PBLA24 END 356.845
HIERARCH ESO ISS PBL34 START 167.165
HIERARCH ESO ISS PBL34 END 167.135
HIERARCH ESO ISS PBLA34 START 329.881
HIERARCH ESO ISS PBLA34 END 329.902
HIERARCH ESO ISS AMBI TAU0 START 0.005684
HIERARCH ESO ISS AMBI TAU0 END 0.005684
HIERARCH ESO ISS AMBI TEMP 11.78
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.69