Exposure
ID
PIONI.2025-06-01T03:52:26.982_1
Header ID
PIONI.2025-06-01T03:52:26.982
Date updated
2025-06-01 04:01:55 UTC+0000
Release date
2026-06-01 04:01:55 UTC+0000
UTC Start
2025-06-01 03:52:26.982
UTC End
2025-06-01 03:53:05.382
MJD Start
60827.1614233982
MJD End
60827.161867842646
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.008886
Ambient temperature (°C)
13.75
Seeing (arcsec)
0.41
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 48.6560 48.6550 143.1000 143.1000
A0-J2 105.4740 105.7400 92.9000 92.9000
A0-J6 140.8730 140.9260 9.0060 9.1440
B5-J2 83.1550 83.4000 66.2000 66.3000
B5-J6 178.1710 178.1580 357.6890 357.8000
J2-J6 166.7840 166.7480 330.0470 330.0710
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 60827.1614233982
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 48.656
HIERARCH ESO ISS PBL12 END 48.655
HIERARCH ESO ISS PBLA12 START 143.1
HIERARCH ESO ISS PBLA12 END 143.1
HIERARCH ESO ISS PBL13 START 105.474
HIERARCH ESO ISS PBL13 END 105.74
HIERARCH ESO ISS PBLA13 START 92.9
HIERARCH ESO ISS PBLA13 END 92.9
HIERARCH ESO ISS PBL14 START 140.873
HIERARCH ESO ISS PBL14 END 140.926
HIERARCH ESO ISS PBLA14 START 9.006
HIERARCH ESO ISS PBLA14 END 9.144
HIERARCH ESO ISS PBL23 START 83.155
HIERARCH ESO ISS PBL23 END 83.4
HIERARCH ESO ISS PBLA23 START 66.2
HIERARCH ESO ISS PBLA23 END 66.3
HIERARCH ESO ISS PBL24 START 178.171
HIERARCH ESO ISS PBL24 END 178.158
HIERARCH ESO ISS PBLA24 START 357.689
HIERARCH ESO ISS PBLA24 END 357.8
HIERARCH ESO ISS PBL34 START 166.784
HIERARCH ESO ISS PBL34 END 166.748
HIERARCH ESO ISS PBLA34 START 330.047
HIERARCH ESO ISS PBLA34 END 330.071
HIERARCH ESO ISS AMBI TAU0 START 0.008886
HIERARCH ESO ISS AMBI TAU0 END 0.008886
HIERARCH ESO ISS AMBI TEMP 13.75
HIERARCH ESO ISS AMBI FWHM START 0.41
HIERARCH ESO ISS AMBI FWHM END 0.41