Exposure
ID
MATIS.2024-12-04T07:32:24.358_1
Header ID
MATIS.2024-12-04T07:32:24.358
Date updated
2024-12-04 07:40:45 UTC+0000
Release date
2025-12-04 07:40:45 UTC+0000
UTC Start
2024-12-04 07:32:24.358
UTC End
2024-12-04 07:33:24.418
MJD Start
60648.31417081
MJD End
60648.3148659489
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.004024
Ambient temperature (°C)
12.87
Seeing (arcsec)
0.44
Observation
ID
62228
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
46097
Name
l_Car
RA
146.309116
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 19.2330 19.2640 114.5000 114.7000
A0-D0 32.0020 32.0030 48.6000 48.8000
A0-C1 19.7340 19.7570 84.9380 85.1720
B2-D0 29.8630 29.8560 12.5000 12.7000
B2-C1 9.9450 9.9430 12.5070 12.6740
D0-C1 19.9180 19.9130 192.5670 192.7340
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 60648.31417081
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME l_Car
RA 146.309116
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 0.156
HIERARCH ESO DET NDIT 385
HIERARCH ESO ISS PBL12 START 19.233
HIERARCH ESO ISS PBL12 END 19.264
HIERARCH ESO ISS PBLA12 START 114.5
HIERARCH ESO ISS PBLA12 END 114.7
HIERARCH ESO ISS PBL13 START 32.002
HIERARCH ESO ISS PBL13 END 32.003
HIERARCH ESO ISS PBLA13 START 48.6
HIERARCH ESO ISS PBLA13 END 48.8
HIERARCH ESO ISS PBL14 START 19.734
HIERARCH ESO ISS PBL14 END 19.757
HIERARCH ESO ISS PBLA14 START 84.938
HIERARCH ESO ISS PBLA14 END 85.172
HIERARCH ESO ISS PBL23 START 29.863
HIERARCH ESO ISS PBL23 END 29.856
HIERARCH ESO ISS PBLA23 START 12.5
HIERARCH ESO ISS PBLA23 END 12.7
HIERARCH ESO ISS PBL24 START 9.945
HIERARCH ESO ISS PBL24 END 9.943
HIERARCH ESO ISS PBLA24 START 12.507
HIERARCH ESO ISS PBLA24 END 12.674
HIERARCH ESO ISS PBL34 START 19.918
HIERARCH ESO ISS PBL34 END 19.913
HIERARCH ESO ISS PBLA34 START 192.567
HIERARCH ESO ISS PBLA34 END 192.734
HIERARCH ESO ISS AMBI TAU0 START 0.004024
HIERARCH ESO ISS AMBI TAU0 END 0.004024
HIERARCH ESO ISS AMBI TEMP 12.87
HIERARCH ESO ISS AMBI FWHM START 0.45
HIERARCH ESO ISS AMBI FWHM END 0.43