Exposure
ID
MATIS.2024-12-04T07:33:46.769_1
Header ID
MATIS.2024-12-04T07:33:46.769
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 07:33:46.769
UTC End
2024-12-04 07:34:46.829
MJD Start
60648.31512464
MJD End
60648.3158197789
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.004024
Ambient temperature (°C)
12.87
Seeing (arcsec)
0.43
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 19.2740 19.3050 114.7000 114.9000
A0-D0 32.0030 32.0030 48.9000 49.1000
A0-C1 19.7650 19.7870 85.2490 85.4830
B2-D0 29.8540 29.8460 12.8000 12.9000
B2-C1 9.9420 9.9400 12.7280 12.8950
D0-C1 19.9110 19.9070 192.7880 192.9550
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 60648.31512464
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 19.274
HIERARCH ESO ISS PBL12 END 19.305
HIERARCH ESO ISS PBLA12 START 114.7
HIERARCH ESO ISS PBLA12 END 114.9
HIERARCH ESO ISS PBL13 START 32.003
HIERARCH ESO ISS PBL13 END 32.003
HIERARCH ESO ISS PBLA13 START 48.9
HIERARCH ESO ISS PBLA13 END 49.1
HIERARCH ESO ISS PBL14 START 19.765
HIERARCH ESO ISS PBL14 END 19.787
HIERARCH ESO ISS PBLA14 START 85.249
HIERARCH ESO ISS PBLA14 END 85.483
HIERARCH ESO ISS PBL23 START 29.854
HIERARCH ESO ISS PBL23 END 29.846
HIERARCH ESO ISS PBLA23 START 12.8
HIERARCH ESO ISS PBLA23 END 12.9
HIERARCH ESO ISS PBL24 START 9.942
HIERARCH ESO ISS PBL24 END 9.94
HIERARCH ESO ISS PBLA24 START 12.728
HIERARCH ESO ISS PBLA24 END 12.895
HIERARCH ESO ISS PBL34 START 19.911
HIERARCH ESO ISS PBL34 END 19.907
HIERARCH ESO ISS PBLA34 START 192.788
HIERARCH ESO ISS PBLA34 END 192.955
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 0.43
HIERARCH ESO ISS AMBI FWHM END 0.43