Exposure
ID
PIONI.2025-05-31T07:21:40.034_1
Header ID
PIONI.2025-05-31T07:21:40.034
Date updated
2025-05-31 07:31:32 UTC+0000
Release date
2026-05-31 07:31:32 UTC+0000
UTC Start
2025-05-31 07:21:40.034
UTC End
2025-05-31 07:22:18.434
MJD Start
60826.3067133552
MJD End
60826.307157799645
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.010245
Ambient temperature (°C)
15.31
Seeing (arcsec)
0.305
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 42.8820 42.8480 155.5000 155.6000
A0-J2 124.1710 124.0430 92.8000 92.8000
A0-J6 164.5590 164.6380 32.4690 32.5130
B5-J2 111.2510 111.2070 72.7000 72.7000
B5-J6 191.3340 191.4190 21.6360 21.7010
J2-J6 149.1530 149.0870 346.1550 346.2590
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 60826.3067133552
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 42.882
HIERARCH ESO ISS PBL12 END 42.848
HIERARCH ESO ISS PBLA12 START 155.5
HIERARCH ESO ISS PBLA12 END 155.6
HIERARCH ESO ISS PBL13 START 124.171
HIERARCH ESO ISS PBL13 END 124.043
HIERARCH ESO ISS PBLA13 START 92.8
HIERARCH ESO ISS PBLA13 END 92.8
HIERARCH ESO ISS PBL14 START 164.559
HIERARCH ESO ISS PBL14 END 164.638
HIERARCH ESO ISS PBLA14 START 32.469
HIERARCH ESO ISS PBLA14 END 32.513
HIERARCH ESO ISS PBL23 START 111.251
HIERARCH ESO ISS PBL23 END 111.207
HIERARCH ESO ISS PBLA23 START 72.7
HIERARCH ESO ISS PBLA23 END 72.7
HIERARCH ESO ISS PBL24 START 191.334
HIERARCH ESO ISS PBL24 END 191.419
HIERARCH ESO ISS PBLA24 START 21.636
HIERARCH ESO ISS PBLA24 END 21.701
HIERARCH ESO ISS PBL34 START 149.153
HIERARCH ESO ISS PBL34 END 149.087
HIERARCH ESO ISS PBLA34 START 346.155
HIERARCH ESO ISS PBLA34 END 346.259
HIERARCH ESO ISS AMBI TAU0 START 0.010245
HIERARCH ESO ISS AMBI TAU0 END 0.010245
HIERARCH ESO ISS AMBI TEMP 15.31
HIERARCH ESO ISS AMBI FWHM START 0.29
HIERARCH ESO ISS AMBI FWHM END 0.32