Exposure
ID
MATIS.2025-10-02T02:01:51.114_1
Header ID
MATIS.2025-10-02T02:01:51.114
Date updated
2025-10-02 02:10:57 UTC+0000
Release date
2026-10-02 02:10:57 UTC+0000
UTC Start
2025-10-02 02:01:51.114
UTC End
2025-10-02 02:02:53.514
MJD Start
60950.08461938
MJD End
60950.08534160222
Exposure time (s)
62.4
Validation level
1
Tau 0: Coherence time (s)
0.0045095
Ambient temperature (°C)
12.42
Seeing (arcsec)
0.865
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 76.6080 76.5410 159.6000 159.8000
A0-J2 89.5300 89.2700 135.4000 135.7000
A0-K0 78.0470 77.6540 103.1100 103.3180
G1-J2 36.9510 36.7760 77.5000 77.6000
G1-K0 73.1690 73.0260 42.3400 42.3560
J2-K0 47.9480 47.9390 15.9810 16.0830
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 60950.08461938
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 76.608
HIERARCH ESO ISS PBL12 END 76.541
HIERARCH ESO ISS PBLA12 START 159.6
HIERARCH ESO ISS PBLA12 END 159.8
HIERARCH ESO ISS PBL13 START 89.53
HIERARCH ESO ISS PBL13 END 89.27
HIERARCH ESO ISS PBLA13 START 135.4
HIERARCH ESO ISS PBLA13 END 135.7
HIERARCH ESO ISS PBL14 START 78.047
HIERARCH ESO ISS PBL14 END 77.654
HIERARCH ESO ISS PBLA14 START 103.11
HIERARCH ESO ISS PBLA14 END 103.318
HIERARCH ESO ISS PBL23 START 36.951
HIERARCH ESO ISS PBL23 END 36.776
HIERARCH ESO ISS PBLA23 START 77.5
HIERARCH ESO ISS PBLA23 END 77.6
HIERARCH ESO ISS PBL24 START 73.169
HIERARCH ESO ISS PBL24 END 73.026
HIERARCH ESO ISS PBLA24 START 42.34
HIERARCH ESO ISS PBLA24 END 42.356
HIERARCH ESO ISS PBL34 START 47.948
HIERARCH ESO ISS PBL34 END 47.939
HIERARCH ESO ISS PBLA34 START 15.981
HIERARCH ESO ISS PBLA34 END 16.083
HIERARCH ESO ISS AMBI TAU0 START 0.004792
HIERARCH ESO ISS AMBI TAU0 END 0.004227
HIERARCH ESO ISS AMBI TEMP 12.42
HIERARCH ESO ISS AMBI FWHM START 0.83
HIERARCH ESO ISS AMBI FWHM END 0.9