Exposure
ID
PIONI.2025-05-31T06:46:19.713_1
Header ID
PIONI.2025-05-31T06:46:19.713
Date updated
2025-05-31 06:55:57 UTC+0000
Release date
2026-05-31 06:55:57 UTC+0000
UTC Start
2025-05-31 06:46:19.712
UTC End
2025-05-31 06:46:58.112
MJD Start
60826.282172597
MJD End
60826.28261704144
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.015879
Ambient temperature (°C)
15.28
Seeing (arcsec)
0.38
Observation
ID
67682
Category
science
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
50335
Name
V FG Ser
RA
273.77906
DEC
-0.31454
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 44.3680 44.3340 151.5000 151.6000
A0-J2 128.2030 128.1440 92.6000 92.6000
A0-J6 160.6960 160.7940 30.1840 30.2450
B5-J2 111.9290 111.9400 72.8000 72.8000
B5-J6 187.6400 187.7240 18.5320 18.6100
J2-J6 152.3090 152.2300 341.9160 342.0080
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.283B.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60826.282172597
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V FG Ser
RA 273.77906
DEC -0.31454
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 44.368
HIERARCH ESO ISS PBL12 END 44.334
HIERARCH ESO ISS PBLA12 START 151.5
HIERARCH ESO ISS PBLA12 END 151.6
HIERARCH ESO ISS PBL13 START 128.203
HIERARCH ESO ISS PBL13 END 128.144
HIERARCH ESO ISS PBLA13 START 92.6
HIERARCH ESO ISS PBLA13 END 92.6
HIERARCH ESO ISS PBL14 START 160.696
HIERARCH ESO ISS PBL14 END 160.794
HIERARCH ESO ISS PBLA14 START 30.184
HIERARCH ESO ISS PBLA14 END 30.245
HIERARCH ESO ISS PBL23 START 111.929
HIERARCH ESO ISS PBL23 END 111.94
HIERARCH ESO ISS PBLA23 START 72.8
HIERARCH ESO ISS PBLA23 END 72.8
HIERARCH ESO ISS PBL24 START 187.64
HIERARCH ESO ISS PBL24 END 187.724
HIERARCH ESO ISS PBLA24 START 18.532
HIERARCH ESO ISS PBLA24 END 18.61
HIERARCH ESO ISS PBL34 START 152.309
HIERARCH ESO ISS PBL34 END 152.23
HIERARCH ESO ISS PBLA34 START 341.916
HIERARCH ESO ISS PBLA34 END 342.008
HIERARCH ESO ISS AMBI TAU0 START 0.015879
HIERARCH ESO ISS AMBI TAU0 END 0.015879
HIERARCH ESO ISS AMBI TEMP 15.28
HIERARCH ESO ISS AMBI FWHM START 0.38
HIERARCH ESO ISS AMBI FWHM END 0.38