Exposure
ID
PIONI.2025-09-25T01:10:42.377_1
Header ID
PIONI.2025-09-25T01:10:42.377
Date updated
2025-09-25 01:20:45 UTC+0000
Release date
2025-09-25 01:10:42 UTC+0000
UTC Start
2025-09-25 01:10:42.378
UTC End
2025-09-25 01:11:20.778
MJD Start
60943.049101593
MJD End
60943.049546037444
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.007093
Ambient temperature (°C)
17.27
Seeing (arcsec)
0.67
Observation
ID
70482
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
52265
Name
HD 166562
RA
272.817293
DEC
-0.65932
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 65.0640 64.8790 124.5000 124.6000
A0-J2 99.9770 99.6840 93.9000 93.9000
A0-K0 112.1220 111.9130 70.6690 70.6350
G1-J2 55.0490 54.9920 56.9000 56.8000
G1-K0 90.4760 90.4780 35.1960 35.2020
J2-K0 44.2640 44.2740 7.8500 7.9460
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 60943.049101593
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 166562
RA 272.817293
DEC -0.65932
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 65.064
HIERARCH ESO ISS PBL12 END 64.879
HIERARCH ESO ISS PBLA12 START 124.5
HIERARCH ESO ISS PBLA12 END 124.6
HIERARCH ESO ISS PBL13 START 99.977
HIERARCH ESO ISS PBL13 END 99.684
HIERARCH ESO ISS PBLA13 START 93.9
HIERARCH ESO ISS PBLA13 END 93.9
HIERARCH ESO ISS PBL14 START 112.122
HIERARCH ESO ISS PBL14 END 111.913
HIERARCH ESO ISS PBLA14 START 70.669
HIERARCH ESO ISS PBLA14 END 70.635
HIERARCH ESO ISS PBL23 START 55.049
HIERARCH ESO ISS PBL23 END 54.992
HIERARCH ESO ISS PBLA23 START 56.9
HIERARCH ESO ISS PBLA23 END 56.8
HIERARCH ESO ISS PBL24 START 90.476
HIERARCH ESO ISS PBL24 END 90.478
HIERARCH ESO ISS PBLA24 START 35.196
HIERARCH ESO ISS PBLA24 END 35.202
HIERARCH ESO ISS PBL34 START 44.264
HIERARCH ESO ISS PBL34 END 44.274
HIERARCH ESO ISS PBLA34 START 7.85
HIERARCH ESO ISS PBLA34 END 7.946
HIERARCH ESO ISS AMBI TAU0 START 0.007093
HIERARCH ESO ISS AMBI TAU0 END 0.007093
HIERARCH ESO ISS AMBI TEMP 17.27
HIERARCH ESO ISS AMBI FWHM START 0.67
HIERARCH ESO ISS AMBI FWHM END 0.67