Exposure
ID
MATIS.2025-01-30T08:15:52.512_1
Header ID
MATIS.2025-01-30T08:15:52.512
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 08:15:52.512
UTC End
2025-01-30 08:16:52.572
MJD Start
60705.34435778
MJD End
60705.345052918885
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.003772
Ambient temperature (°C)
12.46
Seeing (arcsec)
1.8
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 23.6860 23.6920 162.1000 162.3000
A0-D0 28.1860 28.1560 108.0000 108.2000
A0-C1 22.6070 22.6080 142.4400 142.6680
B2-D0 23.9430 23.9020 54.7000 54.8000
B2-C1 7.9750 7.9620 54.6170 54.7800
D0-C1 15.9680 15.9410 234.7070 234.8700
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 60705.34435778
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 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 28.186
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 142.44
HIERARCH ESO ISS PBLA14 END 142.668
HIERARCH ESO ISS PBL23 START 23.943
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 7.962
HIERARCH ESO ISS PBLA24 START 54.617
HIERARCH ESO ISS PBLA24 END 54.78
HIERARCH ESO ISS PBL34 START 15.968
HIERARCH ESO ISS PBL34 END 15.941
HIERARCH ESO ISS PBLA34 START 234.707
HIERARCH ESO ISS PBLA34 END 234.87
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