Exposure
ID
PIONI.2025-10-13T01:47:56.525_1
Header ID
PIONI.2025-10-13T01:47:56.525
Date updated
2025-10-13 01:55:43 UTC+0000
Release date
2026-10-13 01:55:43 UTC+0000
UTC Start
2025-10-13 01:47:56.525
UTC End
2025-10-13 01:48:34.925
MJD Start
60961.0749597833
MJD End
60961.07540422774
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.006106
Ambient temperature (°C)
14.02
Seeing (arcsec)
0.77
Observation
ID
70922
Category
science
Program ID
115.2ANQ.001
Program Title
MAPPING THE EXPLOSION OF NOVA V7994 SGR
Program Type
ToO
PI / COI
MEILLAND / MILLOUR / OTULAKOWSKA-HYPKA / NARDETTO / SPANG
Target
ID
52629
Name
V7994 Sgr
RA
270.969182
DEC
-31.45739
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 48.5060 48.5080 188.7000 188.9000
A0-J2 82.7630 82.5890 144.6000 144.9000
A0-J6 129.4580 129.2320 42.5520 42.5510
B5-J2 58.6220 58.3480 109.5000 109.7000
B5-J6 171.9000 171.7220 33.5210 33.5380
J2-J6 167.6450 167.6370 13.6830 13.7800
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.2ANQ.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60961.0749597833
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V7994 Sgr
RA 270.969182
DEC -31.45739
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 48.506
HIERARCH ESO ISS PBL12 END 48.508
HIERARCH ESO ISS PBLA12 START 188.7
HIERARCH ESO ISS PBLA12 END 188.9
HIERARCH ESO ISS PBL13 START 82.763
HIERARCH ESO ISS PBL13 END 82.589
HIERARCH ESO ISS PBLA13 START 144.6
HIERARCH ESO ISS PBLA13 END 144.9
HIERARCH ESO ISS PBL14 START 129.458
HIERARCH ESO ISS PBL14 END 129.232
HIERARCH ESO ISS PBLA14 START 42.552
HIERARCH ESO ISS PBLA14 END 42.551
HIERARCH ESO ISS PBL23 START 58.622
HIERARCH ESO ISS PBL23 END 58.348
HIERARCH ESO ISS PBLA23 START 109.5
HIERARCH ESO ISS PBLA23 END 109.7
HIERARCH ESO ISS PBL24 START 171.9
HIERARCH ESO ISS PBL24 END 171.722
HIERARCH ESO ISS PBLA24 START 33.521
HIERARCH ESO ISS PBLA24 END 33.538
HIERARCH ESO ISS PBL34 START 167.645
HIERARCH ESO ISS PBL34 END 167.637
HIERARCH ESO ISS PBLA34 START 13.683
HIERARCH ESO ISS PBLA34 END 13.78
HIERARCH ESO ISS AMBI TAU0 START 0.005556
HIERARCH ESO ISS AMBI TAU0 END 0.006656
HIERARCH ESO ISS AMBI TEMP 14.02
HIERARCH ESO ISS AMBI FWHM START 0.77
HIERARCH ESO ISS AMBI FWHM END 0.77