Exposure
ID
MATIS.2025-10-18T01:17:21.131_1
Header ID
MATIS.2025-10-18T01:17:21.131
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 01:17:21.131
UTC End
2025-10-18 01:18:23.531
MJD Start
60966.05371679
MJD End
60966.054439012216
Exposure time (s)
62.4
Validation level
1
Tau 0: Coherence time (s)
0.0046370000000000005
Ambient temperature (°C)
16.07
Seeing (arcsec)
0.795
Observation
ID
70972
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 B5 D0 G1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 48.4830 48.4850 187.1000 187.3000
A0-D0 17.7930 17.6920 106.9000 107.2000
A0-G1 75.5670 75.5140 164.3820 164.6660
B5-D0 48.7160 48.6730 28.2000 28.3000
B5-G1 36.1040 35.9710 133.1010 133.4390
D0-G1 67.6740 67.6700 177.1880 177.4050
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 60966.05371679
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 B5
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 G1
EXPTIME 0.6
HIERARCH ESO DET SEQ1 PERIOD 1.04
HIERARCH ESO DET NDIT 60
HIERARCH ESO ISS PBL12 START 48.483
HIERARCH ESO ISS PBL12 END 48.485
HIERARCH ESO ISS PBLA12 START 187.1
HIERARCH ESO ISS PBLA12 END 187.3
HIERARCH ESO ISS PBL13 START 17.793
HIERARCH ESO ISS PBL13 END 17.692
HIERARCH ESO ISS PBLA13 START 106.9
HIERARCH ESO ISS PBLA13 END 107.2
HIERARCH ESO ISS PBL14 START 75.567
HIERARCH ESO ISS PBL14 END 75.514
HIERARCH ESO ISS PBLA14 START 164.382
HIERARCH ESO ISS PBLA14 END 164.666
HIERARCH ESO ISS PBL23 START 48.716
HIERARCH ESO ISS PBL23 END 48.673
HIERARCH ESO ISS PBLA23 START 28.2
HIERARCH ESO ISS PBLA23 END 28.3
HIERARCH ESO ISS PBL24 START 36.104
HIERARCH ESO ISS PBL24 END 35.971
HIERARCH ESO ISS PBLA24 START 133.101
HIERARCH ESO ISS PBLA24 END 133.439
HIERARCH ESO ISS PBL34 START 67.674
HIERARCH ESO ISS PBL34 END 67.67
HIERARCH ESO ISS PBLA34 START 177.188
HIERARCH ESO ISS PBLA34 END 177.405
HIERARCH ESO ISS AMBI TAU0 START 0.004695
HIERARCH ESO ISS AMBI TAU0 END 0.004579
HIERARCH ESO ISS AMBI TEMP 16.07
HIERARCH ESO ISS AMBI FWHM START 0.8
HIERARCH ESO ISS AMBI FWHM END 0.79