Exposure
ID
PIONI.2025-06-01T03:29:03.246_1
Header ID
PIONI.2025-06-01T03:29:03.246
Date updated
2025-06-01 03:35:57 UTC+0000
Release date
2026-06-01 03:35:57 UTC+0000
UTC Start
2025-06-01 03:29:03.246
UTC End
2025-06-01 03:29:41.646
MJD Start
60827.145176461
MJD End
60827.145620905445
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.010798
Ambient temperature (°C)
14.0
Seeing (arcsec)
0.27
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 48.5850 48.5900 143.2000 143.1000
A0-J2 97.3110 97.6070 93.1000 93.1000
A0-J6 139.6800 139.7090 5.0110 5.1500
B5-J2 75.8530 76.1120 63.7000 63.8000
B5-J6 178.8240 178.7930 354.5650 354.6710
J2-J6 167.5890 167.5690 329.5430 329.5550
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 60827.145176461
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 48.585
HIERARCH ESO ISS PBL12 END 48.59
HIERARCH ESO ISS PBLA12 START 143.2
HIERARCH ESO ISS PBLA12 END 143.1
HIERARCH ESO ISS PBL13 START 97.311
HIERARCH ESO ISS PBL13 END 97.607
HIERARCH ESO ISS PBLA13 START 93.1
HIERARCH ESO ISS PBLA13 END 93.1
HIERARCH ESO ISS PBL14 START 139.68
HIERARCH ESO ISS PBL14 END 139.709
HIERARCH ESO ISS PBLA14 START 5.011
HIERARCH ESO ISS PBLA14 END 5.15
HIERARCH ESO ISS PBL23 START 75.853
HIERARCH ESO ISS PBL23 END 76.112
HIERARCH ESO ISS PBLA23 START 63.7
HIERARCH ESO ISS PBLA23 END 63.8
HIERARCH ESO ISS PBL24 START 178.824
HIERARCH ESO ISS PBL24 END 178.793
HIERARCH ESO ISS PBLA24 START 354.565
HIERARCH ESO ISS PBLA24 END 354.671
HIERARCH ESO ISS PBL34 START 167.589
HIERARCH ESO ISS PBL34 END 167.569
HIERARCH ESO ISS PBLA34 START 329.543
HIERARCH ESO ISS PBLA34 END 329.555
HIERARCH ESO ISS AMBI TAU0 START 0.010798
HIERARCH ESO ISS AMBI TAU0 END 0.010798
HIERARCH ESO ISS AMBI TEMP 14.0
HIERARCH ESO ISS AMBI FWHM START 0.27
HIERARCH ESO ISS AMBI FWHM END 0.27