Exposure
ID
MATIS.2025-01-30T08:15:52.965_1
Header ID
MATIS.2025-01-30T08:15:52.965
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-30 08:25:49 UTC+0000
UTC Start
2025-01-30 08:15:52.965
UTC End
2025-01-30 08:16:52.973
MJD Start
60705.34436302
MJD End
60705.34505755704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003772
Ambient temperature (°C)
12.46
Seeing (arcsec)
1.8
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 23.6860 23.6920 162.1000 162.3000
A0-D0 28.1850 28.1560 108.0000 108.2000
A0-C1 22.6070 22.6080 142.4490 142.6670
B2-D0 23.9420 23.9020 54.7000 54.8000
B2-C1 7.9750 7.9610 54.6240 54.7780
D0-C1 15.9670 15.9400 234.7140 234.8680
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 60705.34436302
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 23.686
HIERARCH ESO ISS PBL12 END 23.692
HIERARCH ESO ISS PBLA12 START 162.1
HIERARCH ESO ISS PBLA12 END 162.3
HIERARCH ESO ISS PBL13 START 28.185
HIERARCH ESO ISS PBL13 END 28.156
HIERARCH ESO ISS PBLA13 START 108.0
HIERARCH ESO ISS PBLA13 END 108.2
HIERARCH ESO ISS PBL14 START 22.607
HIERARCH ESO ISS PBL14 END 22.608
HIERARCH ESO ISS PBLA14 START 142.449
HIERARCH ESO ISS PBLA14 END 142.667
HIERARCH ESO ISS PBL23 START 23.942
HIERARCH ESO ISS PBL23 END 23.902
HIERARCH ESO ISS PBLA23 START 54.7
HIERARCH ESO ISS PBLA23 END 54.8
HIERARCH ESO ISS PBL24 START 7.975
HIERARCH ESO ISS PBL24 END 7.961
HIERARCH ESO ISS PBLA24 START 54.624
HIERARCH ESO ISS PBLA24 END 54.778
HIERARCH ESO ISS PBL34 START 15.967
HIERARCH ESO ISS PBL34 END 15.94
HIERARCH ESO ISS PBLA34 START 234.714
HIERARCH ESO ISS PBLA34 END 234.868
HIERARCH ESO ISS AMBI TAU0 START 0.003243
HIERARCH ESO ISS AMBI TAU0 END 0.004301
HIERARCH ESO ISS AMBI TEMP 12.46
HIERARCH ESO ISS AMBI FWHM START 1.87
HIERARCH ESO ISS AMBI FWHM END 1.73