Exposure
ID
MATIS.2025-10-02T01:52:55.895_1
Header ID
MATIS.2025-10-02T01:52:55.895
Date updated
2025-10-02 02:01:17 UTC+0000
Release date
2026-10-02 02:01:17 UTC+0000
UTC Start
2025-10-02 01:52:55.895
UTC End
2025-10-02 01:53:58.295
MJD Start
60950.07842471
MJD End
60950.07914693222
Exposure time (s)
62.4
Validation level
1
Tau 0: Coherence time (s)
0.005053
Ambient temperature (°C)
12.32
Seeing (arcsec)
0.81
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 77.1920 77.1200 157.3000 157.6000
A0-J2 91.7310 91.4660 132.9000 133.2000
A0-K0 81.3080 80.9220 101.4320 101.6270
G1-J2 38.3930 38.2230 76.8000 76.9000
G1-K0 74.3440 74.2050 42.1750 42.1970
J2-K0 48.0200 48.0120 15.1200 15.2240
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 60950.07842471
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 77.192
HIERARCH ESO ISS PBL12 END 77.12
HIERARCH ESO ISS PBLA12 START 157.3
HIERARCH ESO ISS PBLA12 END 157.6
HIERARCH ESO ISS PBL13 START 91.731
HIERARCH ESO ISS PBL13 END 91.466
HIERARCH ESO ISS PBLA13 START 132.9
HIERARCH ESO ISS PBLA13 END 133.2
HIERARCH ESO ISS PBL14 START 81.308
HIERARCH ESO ISS PBL14 END 80.922
HIERARCH ESO ISS PBLA14 START 101.432
HIERARCH ESO ISS PBLA14 END 101.627
HIERARCH ESO ISS PBL23 START 38.393
HIERARCH ESO ISS PBL23 END 38.223
HIERARCH ESO ISS PBLA23 START 76.8
HIERARCH ESO ISS PBLA23 END 76.9
HIERARCH ESO ISS PBL24 START 74.344
HIERARCH ESO ISS PBL24 END 74.205
HIERARCH ESO ISS PBLA24 START 42.175
HIERARCH ESO ISS PBLA24 END 42.197
HIERARCH ESO ISS PBL34 START 48.02
HIERARCH ESO ISS PBL34 END 48.012
HIERARCH ESO ISS PBLA34 START 15.12
HIERARCH ESO ISS PBLA34 END 15.224
HIERARCH ESO ISS AMBI TAU0 START 0.004995
HIERARCH ESO ISS AMBI TAU0 END 0.005111
HIERARCH ESO ISS AMBI TEMP 12.32
HIERARCH ESO ISS AMBI FWHM START 0.79
HIERARCH ESO ISS AMBI FWHM END 0.83