Exposure
ID
MATIS.2025-10-18T01:15:58.157_1
Header ID
MATIS.2025-10-18T01:15:58.157
Date updated
2025-10-18 01:25:51 UTC+0000
Release date
2026-10-18 01:25:51 UTC+0000
UTC Start
2025-10-18 01:15:58.157
UTC End
2025-10-18 01:17:00.167
MJD Start
60966.05275645
MJD End
60966.05347415833
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.004516
Ambient temperature (°C)
16.07
Seeing (arcsec)
0.905
Observation
ID
70973
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
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
A0 B5 D0 G1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 48.4810 48.4830 186.9000 187.1000
A0-D0 17.9240 17.8250 106.6000 106.9000
A0-G1 75.6370 75.5840 164.0150 164.2930
B5-D0 48.7710 48.7290 28.2000 28.2000
B5-G1 36.2760 36.1450 132.6680 132.9960
D0-G1 67.6800 67.6750 176.9070 177.1200
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 60966.05275645
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V7994 Sgr
RA 270.96853
DEC -31.45739
HIERARCH ESO DET NAME MATISSE-N
HIERARCH ESO INS DIN NAME LOW
HIERARCH ESO INS DIN ID LOW
HIERARCH ESO INS MODE HYBRID
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B5
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 G1
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2385
HIERARCH ESO ISS PBL12 START 48.481
HIERARCH ESO ISS PBL12 END 48.483
HIERARCH ESO ISS PBLA12 START 186.9
HIERARCH ESO ISS PBLA12 END 187.1
HIERARCH ESO ISS PBL13 START 17.924
HIERARCH ESO ISS PBL13 END 17.825
HIERARCH ESO ISS PBLA13 START 106.6
HIERARCH ESO ISS PBLA13 END 106.9
HIERARCH ESO ISS PBL14 START 75.637
HIERARCH ESO ISS PBL14 END 75.584
HIERARCH ESO ISS PBLA14 START 164.015
HIERARCH ESO ISS PBLA14 END 164.293
HIERARCH ESO ISS PBL23 START 48.771
HIERARCH ESO ISS PBL23 END 48.729
HIERARCH ESO ISS PBLA23 START 28.2
HIERARCH ESO ISS PBLA23 END 28.2
HIERARCH ESO ISS PBL24 START 36.276
HIERARCH ESO ISS PBL24 END 36.145
HIERARCH ESO ISS PBLA24 START 132.668
HIERARCH ESO ISS PBLA24 END 132.996
HIERARCH ESO ISS PBL34 START 67.68
HIERARCH ESO ISS PBL34 END 67.675
HIERARCH ESO ISS PBLA34 START 176.907
HIERARCH ESO ISS PBLA34 END 177.12
HIERARCH ESO ISS AMBI TAU0 START 0.004337
HIERARCH ESO ISS AMBI TAU0 END 0.004695
HIERARCH ESO ISS AMBI TEMP 16.07
HIERARCH ESO ISS AMBI FWHM START 1.01
HIERARCH ESO ISS AMBI FWHM END 0.8