Exposure
ID
MATIS.2025-03-08T05:24:48.948_1
Header ID
MATIS.2025-03-08T05:24:48.948
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-03-08 05:35:43 UTC+0000
UTC Start
2025-03-08 05:24:48.948
UTC End
2025-03-08 05:25:48.956
MJD Start
60742.22556653
MJD End
60742.226261067044
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.006837
Ambient temperature (°C)
13.38
Seeing (arcsec)
0.79
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 23.5240 23.5310 157.5000 157.7000
A0-D0 28.9040 28.8770 101.9000 102.1000
A0-C1 22.5650 22.5670 136.8720 137.0970
B2-D0 24.9060 24.8690 50.7000 50.9000
B2-C1 8.2960 8.2830 50.6520 50.8140
D0-C1 16.6100 16.5860 230.7380 230.9010
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 60742.22556653
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 23.524
HIERARCH ESO ISS PBL12 END 23.531
HIERARCH ESO ISS PBLA12 START 157.5
HIERARCH ESO ISS PBLA12 END 157.7
HIERARCH ESO ISS PBL13 START 28.904
HIERARCH ESO ISS PBL13 END 28.877
HIERARCH ESO ISS PBLA13 START 101.9
HIERARCH ESO ISS PBLA13 END 102.1
HIERARCH ESO ISS PBL14 START 22.565
HIERARCH ESO ISS PBL14 END 22.567
HIERARCH ESO ISS PBLA14 START 136.872
HIERARCH ESO ISS PBLA14 END 137.097
HIERARCH ESO ISS PBL23 START 24.906
HIERARCH ESO ISS PBL23 END 24.869
HIERARCH ESO ISS PBLA23 START 50.7
HIERARCH ESO ISS PBLA23 END 50.9
HIERARCH ESO ISS PBL24 START 8.296
HIERARCH ESO ISS PBL24 END 8.283
HIERARCH ESO ISS PBLA24 START 50.652
HIERARCH ESO ISS PBLA24 END 50.814
HIERARCH ESO ISS PBL34 START 16.61
HIERARCH ESO ISS PBL34 END 16.586
HIERARCH ESO ISS PBLA34 START 230.738
HIERARCH ESO ISS PBLA34 END 230.901
HIERARCH ESO ISS AMBI TAU0 START 0.006837
HIERARCH ESO ISS AMBI TAU0 END 0.006837
HIERARCH ESO ISS AMBI TEMP 13.38
HIERARCH ESO ISS AMBI FWHM START 0.8
HIERARCH ESO ISS AMBI FWHM END 0.78