Exposure
ID
MATIS.2025-10-02T01:56:40.210_1
Header ID
MATIS.2025-10-02T01:56:40.210
Date updated
2025-10-02 02:05:55 UTC+0000
Release date
2026-10-02 02:05:55 UTC+0000
UTC Start
2025-10-02 01:56:40.210
UTC End
2025-10-02 01:57:42.610
MJD Start
60950.08102095
MJD End
60950.08174317222
Exposure time (s)
62.4
Validation level
1
Tau 0: Coherence time (s)
0.0052815
Ambient temperature (°C)
12.39
Seeing (arcsec)
0.835
Observation
ID
70540
Category
science
Program ID
115.2ANQ.003
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
MATISSE
Instrument mode
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 76.9410 76.8710 158.2000 158.5000
A0-J2 90.8020 90.5390 134.0000 134.3000
A0-K0 79.9470 79.5580 102.1230 102.3230
G1-J2 37.7930 37.6210 77.1000 77.2000
G1-K0 73.8550 73.7150 42.2490 42.2680
J2-K0 47.9910 47.9820 15.4830 15.5860
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.2ANQ.003
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 60950.08102095
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V7994 Sgr
RA 270.96853
DEC -31.45739
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME LOW
HIERARCH ESO INS DIL ID LOW
HIERARCH ESO INS MODE HYBRID
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
EXPTIME 0.6
HIERARCH ESO DET SEQ1 PERIOD 1.04
HIERARCH ESO DET NDIT 60
HIERARCH ESO ISS PBL12 START 76.941
HIERARCH ESO ISS PBL12 END 76.871
HIERARCH ESO ISS PBLA12 START 158.2
HIERARCH ESO ISS PBLA12 END 158.5
HIERARCH ESO ISS PBL13 START 90.802
HIERARCH ESO ISS PBL13 END 90.539
HIERARCH ESO ISS PBLA13 START 134.0
HIERARCH ESO ISS PBLA13 END 134.3
HIERARCH ESO ISS PBL14 START 79.947
HIERARCH ESO ISS PBL14 END 79.558
HIERARCH ESO ISS PBLA14 START 102.123
HIERARCH ESO ISS PBLA14 END 102.323
HIERARCH ESO ISS PBL23 START 37.793
HIERARCH ESO ISS PBL23 END 37.621
HIERARCH ESO ISS PBLA23 START 77.1
HIERARCH ESO ISS PBLA23 END 77.2
HIERARCH ESO ISS PBL24 START 73.855
HIERARCH ESO ISS PBL24 END 73.715
HIERARCH ESO ISS PBLA24 START 42.249
HIERARCH ESO ISS PBLA24 END 42.268
HIERARCH ESO ISS PBL34 START 47.991
HIERARCH ESO ISS PBL34 END 47.982
HIERARCH ESO ISS PBLA34 START 15.483
HIERARCH ESO ISS PBLA34 END 15.586
HIERARCH ESO ISS AMBI TAU0 START 0.005561
HIERARCH ESO ISS AMBI TAU0 END 0.005002
HIERARCH ESO ISS AMBI TEMP 12.39
HIERARCH ESO ISS AMBI FWHM START 0.79
HIERARCH ESO ISS AMBI FWHM END 0.88