Exposure
ID
PIONI.2025-10-09T01:13:46.479_1
Header ID
PIONI.2025-10-09T01:13:46.479
Date updated
2025-10-09 01:20:44 UTC+0000
Release date
2026-10-09 01:20:44 UTC+0000
UTC Start
2025-10-09 01:13:46.479
UTC End
2025-10-09 01:14:24.879
MJD Start
60957.0512323962
MJD End
60957.051676840645
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.004053
Ambient temperature (°C)
13.31
Seeing (arcsec)
0.74
Observation
ID
70863
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
52309
Name
V7994 Sgr
RA
270.96853
DEC
-31.45739
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 78.0180 77.9590 154.4000 154.6000
A0-J2 94.6450 94.4430 129.8000 130.0000
A0-K0 85.4490 85.1680 99.3870 99.5230
G1-J2 40.2040 40.0820 76.0000 76.0000
G1-K0 75.8100 75.7120 41.8950 41.9160
J2-K0 48.1020 48.0970 13.9760 14.0560
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 60957.0512323962
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V7994 Sgr
RA 270.96853
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 78.018
HIERARCH ESO ISS PBL12 END 77.959
HIERARCH ESO ISS PBLA12 START 154.4
HIERARCH ESO ISS PBLA12 END 154.6
HIERARCH ESO ISS PBL13 START 94.645
HIERARCH ESO ISS PBL13 END 94.443
HIERARCH ESO ISS PBLA13 START 129.8
HIERARCH ESO ISS PBLA13 END 130.0
HIERARCH ESO ISS PBL14 START 85.449
HIERARCH ESO ISS PBL14 END 85.168
HIERARCH ESO ISS PBLA14 START 99.387
HIERARCH ESO ISS PBLA14 END 99.523
HIERARCH ESO ISS PBL23 START 40.204
HIERARCH ESO ISS PBL23 END 40.082
HIERARCH ESO ISS PBLA23 START 76.0
HIERARCH ESO ISS PBLA23 END 76.0
HIERARCH ESO ISS PBL24 START 75.81
HIERARCH ESO ISS PBL24 END 75.712
HIERARCH ESO ISS PBLA24 START 41.895
HIERARCH ESO ISS PBLA24 END 41.916
HIERARCH ESO ISS PBL34 START 48.102
HIERARCH ESO ISS PBL34 END 48.097
HIERARCH ESO ISS PBLA34 START 13.976
HIERARCH ESO ISS PBLA34 END 14.056
HIERARCH ESO ISS AMBI TAU0 START 0.003762
HIERARCH ESO ISS AMBI TAU0 END 0.004344
HIERARCH ESO ISS AMBI TEMP 13.31
HIERARCH ESO ISS AMBI FWHM START 0.74
HIERARCH ESO ISS AMBI FWHM END 0.74