Exposure
ID
MATIS.2025-01-30T08:13:48.857_1
Header ID
MATIS.2025-01-30T08:13:48.857
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-30 08:20:49 UTC+0000
UTC Start
2025-01-30 08:13:48.857
UTC End
2025-01-30 08:14:48.865
MJD Start
60705.34292659
MJD End
60705.34362112704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0036994999999999997
Ambient temperature (°C)
12.57
Seeing (arcsec)
1.86
Observation
ID
63560
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
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 23.6750 23.6800 161.7000 161.9000
A0-D0 28.2450 28.2160 107.5000 107.7000
A0-C1 22.6040 22.6060 141.9970 142.2140
B2-D0 24.0230 23.9830 54.4000 54.5000
B2-C1 8.0020 7.9880 54.3040 54.4570
D0-C1 16.0210 15.9950 234.3930 234.5460
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 60705.34292659
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME l_Car
RA 146.309115
DEC -62.50784
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 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 23.675
HIERARCH ESO ISS PBL12 END 23.68
HIERARCH ESO ISS PBLA12 START 161.7
HIERARCH ESO ISS PBLA12 END 161.9
HIERARCH ESO ISS PBL13 START 28.245
HIERARCH ESO ISS PBL13 END 28.216
HIERARCH ESO ISS PBLA13 START 107.5
HIERARCH ESO ISS PBLA13 END 107.7
HIERARCH ESO ISS PBL14 START 22.604
HIERARCH ESO ISS PBL14 END 22.606
HIERARCH ESO ISS PBLA14 START 141.997
HIERARCH ESO ISS PBLA14 END 142.214
HIERARCH ESO ISS PBL23 START 24.023
HIERARCH ESO ISS PBL23 END 23.983
HIERARCH ESO ISS PBLA23 START 54.4
HIERARCH ESO ISS PBLA23 END 54.5
HIERARCH ESO ISS PBL24 START 8.002
HIERARCH ESO ISS PBL24 END 7.988
HIERARCH ESO ISS PBLA24 START 54.304
HIERARCH ESO ISS PBLA24 END 54.457
HIERARCH ESO ISS PBL34 START 16.021
HIERARCH ESO ISS PBL34 END 15.995
HIERARCH ESO ISS PBLA34 START 234.393
HIERARCH ESO ISS PBLA34 END 234.546
HIERARCH ESO ISS AMBI TAU0 START 0.003998
HIERARCH ESO ISS AMBI TAU0 END 0.003401
HIERARCH ESO ISS AMBI TEMP 12.57
HIERARCH ESO ISS AMBI FWHM START 1.86
HIERARCH ESO ISS AMBI FWHM END 1.86