Exposure
ID
PIONI.2025-10-09T01:12:05.469_1
Header ID
PIONI.2025-10-09T01:12:05.469
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 01:12:05.469
UTC End
2025-10-09 01:12:43.869
MJD Start
60957.0500632976
MJD End
60957.050507742046
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.0033955
Ambient temperature (°C)
13.22
Seeing (arcsec)
0.99
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 78.1430 78.0830 154.0000 154.2000
A0-J2 95.0690 94.8670 129.4000 129.6000
A0-K0 86.0370 85.7580 99.1040 99.2390
G1-J2 40.4600 40.3390 75.8000 75.9000
G1-K0 76.0170 75.9190 41.8500 41.8720
J2-K0 48.1130 48.1080 13.8110 13.8900
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 60957.0500632976
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 78.143
HIERARCH ESO ISS PBL12 END 78.083
HIERARCH ESO ISS PBLA12 START 154.0
HIERARCH ESO ISS PBLA12 END 154.2
HIERARCH ESO ISS PBL13 START 95.069
HIERARCH ESO ISS PBL13 END 94.867
HIERARCH ESO ISS PBLA13 START 129.4
HIERARCH ESO ISS PBLA13 END 129.6
HIERARCH ESO ISS PBL14 START 86.037
HIERARCH ESO ISS PBL14 END 85.758
HIERARCH ESO ISS PBLA14 START 99.104
HIERARCH ESO ISS PBLA14 END 99.239
HIERARCH ESO ISS PBL23 START 40.46
HIERARCH ESO ISS PBL23 END 40.339
HIERARCH ESO ISS PBLA23 START 75.8
HIERARCH ESO ISS PBLA23 END 75.9
HIERARCH ESO ISS PBL24 START 76.017
HIERARCH ESO ISS PBL24 END 75.919
HIERARCH ESO ISS PBLA24 START 41.85
HIERARCH ESO ISS PBLA24 END 41.872
HIERARCH ESO ISS PBL34 START 48.113
HIERARCH ESO ISS PBL34 END 48.108
HIERARCH ESO ISS PBLA34 START 13.811
HIERARCH ESO ISS PBLA34 END 13.89
HIERARCH ESO ISS AMBI TAU0 START 0.003029
HIERARCH ESO ISS AMBI TAU0 END 0.003762
HIERARCH ESO ISS AMBI TEMP 13.22
HIERARCH ESO ISS AMBI FWHM START 1.14
HIERARCH ESO ISS AMBI FWHM END 0.84