Exposure
ID
MATIS.2025-01-30T01:27:53.727_1
Header ID
MATIS.2025-01-30T01:27:53.727
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-30 01:35:47 UTC+0000
UTC Start
2025-01-30 01:27:53.727
UTC End
2025-01-30 01:28:53.787
MJD Start
60705.06103851
MJD End
60705.06173364889
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.006901
Ambient temperature (°C)
16.09
Seeing (arcsec)
0.81
Observation
ID
63559
Category
science
Program ID
114.273K.001
Program Title
FIRST APERTURE-SYNTHESIS IMAGING OF A CIRCUMSTELLAR ENVELOPE OF CEPHEID WITH VLTI/MATISSE
Program Type
Normal
PI / COI
HOCDÉ / MATTER / GALLENNE / NARDETTO / KERVELLA / PIETRZYNSKI / NARLOCH / WIELGORSKI / HAJDU / GIEREN / KAMINSKI / BAILLEUL / BRAS / AFANASIEV / MÉRAND
Target
ID
47357
Name
l_Car
RA
146.309115
DEC
-62.50784
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 14.0570 14.1000 86.3000 86.5000
A0-D0 31.5980 31.6010 16.0000 16.2000
A0-C1 16.2750 16.3000 48.7860 49.0830
B2-D0 29.9510 29.9570 349.7000 349.9000
B2-C1 9.9740 9.9760 349.7070 349.8680
D0-C1 19.9770 19.9810 169.7520 169.9130
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.273K.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 60705.06103851
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME l_Car
RA 146.309115
DEC -62.50784
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 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 0.0751997
HIERARCH ESO DET SEQ1 PERIOD 0.182
HIERARCH ESO DET NDIT 330
HIERARCH ESO ISS PBL12 START 14.057
HIERARCH ESO ISS PBL12 END 14.1
HIERARCH ESO ISS PBLA12 START 86.3
HIERARCH ESO ISS PBLA12 END 86.5
HIERARCH ESO ISS PBL13 START 31.598
HIERARCH ESO ISS PBL13 END 31.601
HIERARCH ESO ISS PBLA13 START 16.0
HIERARCH ESO ISS PBLA13 END 16.2
HIERARCH ESO ISS PBL14 START 16.275
HIERARCH ESO ISS PBL14 END 16.3
HIERARCH ESO ISS PBLA14 START 48.786
HIERARCH ESO ISS PBLA14 END 49.083
HIERARCH ESO ISS PBL23 START 29.951
HIERARCH ESO ISS PBL23 END 29.957
HIERARCH ESO ISS PBLA23 START 349.7
HIERARCH ESO ISS PBLA23 END 349.9
HIERARCH ESO ISS PBL24 START 9.974
HIERARCH ESO ISS PBL24 END 9.976
HIERARCH ESO ISS PBLA24 START 349.707
HIERARCH ESO ISS PBLA24 END 349.868
HIERARCH ESO ISS PBL34 START 19.977
HIERARCH ESO ISS PBL34 END 19.981
HIERARCH ESO ISS PBLA34 START 169.752
HIERARCH ESO ISS PBLA34 END 169.913
HIERARCH ESO ISS AMBI TAU0 START 0.006901
HIERARCH ESO ISS AMBI TAU0 END 0.006901
HIERARCH ESO ISS AMBI TEMP 16.09
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 0.81