Exposure
ID
MATIS.2025-10-18T01:19:51.437_1
Header ID
MATIS.2025-10-18T01:19:51.437
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 01:19:51.437
UTC End
2025-10-18 01:20:53.837
MJD Start
60966.05545645
MJD End
60966.05617867222
Exposure time (s)
62.4
Validation level
1
Tau 0: Coherence time (s)
0.004509000000000001
Ambient temperature (°C)
16.1
Seeing (arcsec)
0.79
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 48.4880 48.4900 187.5000 187.7000
A0-D0 17.5560 17.4540 107.5000 107.8000
A0-G1 75.4440 75.3940 165.0490 165.3350
B5-D0 48.6160 48.5730 28.3000 28.4000
B5-G1 35.7940 35.6630 133.8970 134.2410
D0-G1 67.6640 67.6610 177.6980 177.9160
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 60966.05545645
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 48.488
HIERARCH ESO ISS PBL12 END 48.49
HIERARCH ESO ISS PBLA12 START 187.5
HIERARCH ESO ISS PBLA12 END 187.7
HIERARCH ESO ISS PBL13 START 17.556
HIERARCH ESO ISS PBL13 END 17.454
HIERARCH ESO ISS PBLA13 START 107.5
HIERARCH ESO ISS PBLA13 END 107.8
HIERARCH ESO ISS PBL14 START 75.444
HIERARCH ESO ISS PBL14 END 75.394
HIERARCH ESO ISS PBLA14 START 165.049
HIERARCH ESO ISS PBLA14 END 165.335
HIERARCH ESO ISS PBL23 START 48.616
HIERARCH ESO ISS PBL23 END 48.573
HIERARCH ESO ISS PBLA23 START 28.3
HIERARCH ESO ISS PBLA23 END 28.4
HIERARCH ESO ISS PBL24 START 35.794
HIERARCH ESO ISS PBL24 END 35.663
HIERARCH ESO ISS PBLA24 START 133.897
HIERARCH ESO ISS PBLA24 END 134.241
HIERARCH ESO ISS PBL34 START 67.664
HIERARCH ESO ISS PBL34 END 67.661
HIERARCH ESO ISS PBLA34 START 177.698
HIERARCH ESO ISS PBLA34 END 177.916
HIERARCH ESO ISS AMBI TAU0 START 0.004545
HIERARCH ESO ISS AMBI TAU0 END 0.004473
HIERARCH ESO ISS AMBI TEMP 16.1
HIERARCH ESO ISS AMBI FWHM START 0.8
HIERARCH ESO ISS AMBI FWHM END 0.78