Exposure
ID
PIONI.2025-05-31T08:30:20.519_1
Header ID
PIONI.2025-05-31T08:30:20.519
Date updated
2025-05-31 08:36:47 UTC+0000
Release date
2025-05-31 08:30:20 UTC+0000
UTC Start
2025-05-31 08:30:20.519
UTC End
2025-05-31 08:30:58.919
MJD Start
60826.354404151
MJD End
60826.354848595445
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.009528
Ambient temperature (°C)
14.98
Seeing (arcsec)
0.31
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 40.3800 40.3580 166.1000 166.3000
A0-J2 106.8620 106.6080 93.6000 93.6000
A0-J6 169.3400 169.3620 34.9850 34.9970
B5-J2 102.3150 102.1630 71.4000 71.4000
B5-J6 198.2640 198.3220 26.1630 26.2000
J2-J6 145.6840 145.6650 356.2310 356.3480
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 60826.354404151
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 40.38
HIERARCH ESO ISS PBL12 END 40.358
HIERARCH ESO ISS PBLA12 START 166.1
HIERARCH ESO ISS PBLA12 END 166.3
HIERARCH ESO ISS PBL13 START 106.862
HIERARCH ESO ISS PBL13 END 106.608
HIERARCH ESO ISS PBLA13 START 93.6
HIERARCH ESO ISS PBLA13 END 93.6
HIERARCH ESO ISS PBL14 START 169.34
HIERARCH ESO ISS PBL14 END 169.362
HIERARCH ESO ISS PBLA14 START 34.985
HIERARCH ESO ISS PBLA14 END 34.997
HIERARCH ESO ISS PBL23 START 102.315
HIERARCH ESO ISS PBL23 END 102.163
HIERARCH ESO ISS PBLA23 START 71.4
HIERARCH ESO ISS PBLA23 END 71.4
HIERARCH ESO ISS PBL24 START 198.264
HIERARCH ESO ISS PBL24 END 198.322
HIERARCH ESO ISS PBLA24 START 26.163
HIERARCH ESO ISS PBLA24 END 26.2
HIERARCH ESO ISS PBL34 START 145.684
HIERARCH ESO ISS PBL34 END 145.665
HIERARCH ESO ISS PBLA34 START 356.231
HIERARCH ESO ISS PBLA34 END 356.348
HIERARCH ESO ISS AMBI TAU0 START 0.009528
HIERARCH ESO ISS AMBI TAU0 END 0.009528
HIERARCH ESO ISS AMBI TEMP 14.98
HIERARCH ESO ISS AMBI FWHM START 0.31
HIERARCH ESO ISS AMBI FWHM END 0.31