Exposure
ID
PIONI.2025-06-02T03:06:50.956_1
Header ID
PIONI.2025-06-02T03:06:50.956
Date updated
2025-06-02 03:17:09 UTC+0000
Release date
2025-06-02 03:06:50 UTC+0000
UTC Start
2025-06-02 03:06:50.956
UTC End
2025-06-02 03:07:29.356
MJD Start
60828.1297564358
MJD End
60828.130200880245
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0048935
Ambient temperature (°C)
12.28
Seeing (arcsec)
0.36
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 48.4270 48.4370 143.3000 143.3000
A0-J2 91.7250 92.0490 93.0000 93.0000
A0-J6 139.8650 139.8800 2.4750 2.6180
B5-J2 71.3550 71.6260 61.4000 61.6000
B5-J6 180.0310 179.9900 352.6960 352.8030
J2-J6 167.8940 167.8850 329.3670 329.3760
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 60828.1297564358
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 48.427
HIERARCH ESO ISS PBL12 END 48.437
HIERARCH ESO ISS PBLA12 START 143.3
HIERARCH ESO ISS PBLA12 END 143.3
HIERARCH ESO ISS PBL13 START 91.725
HIERARCH ESO ISS PBL13 END 92.049
HIERARCH ESO ISS PBLA13 START 93.0
HIERARCH ESO ISS PBLA13 END 93.0
HIERARCH ESO ISS PBL14 START 139.865
HIERARCH ESO ISS PBL14 END 139.88
HIERARCH ESO ISS PBLA14 START 2.475
HIERARCH ESO ISS PBLA14 END 2.618
HIERARCH ESO ISS PBL23 START 71.355
HIERARCH ESO ISS PBL23 END 71.626
HIERARCH ESO ISS PBLA23 START 61.4
HIERARCH ESO ISS PBLA23 END 61.6
HIERARCH ESO ISS PBL24 START 180.031
HIERARCH ESO ISS PBL24 END 179.99
HIERARCH ESO ISS PBLA24 START 352.696
HIERARCH ESO ISS PBLA24 END 352.803
HIERARCH ESO ISS PBL34 START 167.894
HIERARCH ESO ISS PBL34 END 167.885
HIERARCH ESO ISS PBLA34 START 329.367
HIERARCH ESO ISS PBLA34 END 329.376
HIERARCH ESO ISS AMBI TAU0 START 0.005104
HIERARCH ESO ISS AMBI TAU0 END 0.004683
HIERARCH ESO ISS AMBI TEMP 12.28
HIERARCH ESO ISS AMBI FWHM START 0.34
HIERARCH ESO ISS AMBI FWHM END 0.38