Exposure
ID
MATIS.2024-12-04T07:35:55.209_1
Header ID
MATIS.2024-12-04T07:35:55.209
Date updated
2024-12-04 07:45:45 UTC+0000
Release date
2025-12-04 07:45:45 UTC+0000
UTC Start
2024-12-04 07:35:55.209
UTC End
2024-12-04 07:36:55.217
MJD Start
60648.31661122
MJD End
60648.317305757
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.004024
Ambient temperature (°C)
12.87
Seeing (arcsec)
0.43
Observation
ID
62229
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
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 19.3380 19.3690 115.1000 115.3000
A0-D0 32.0040 32.0040 49.3000 49.6000
A0-C1 19.8120 19.8340 85.7410 85.9690
B2-D0 29.8380 29.8310 13.1000 13.3000
B2-C1 9.9370 9.9350 13.0780 13.2400
D0-C1 19.9010 19.8960 193.1390 193.3000
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 60648.31661122
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME l_Car
RA 146.309116
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 19.338
HIERARCH ESO ISS PBL12 END 19.369
HIERARCH ESO ISS PBLA12 START 115.1
HIERARCH ESO ISS PBLA12 END 115.3
HIERARCH ESO ISS PBL13 START 32.004
HIERARCH ESO ISS PBL13 END 32.004
HIERARCH ESO ISS PBLA13 START 49.3
HIERARCH ESO ISS PBLA13 END 49.6
HIERARCH ESO ISS PBL14 START 19.812
HIERARCH ESO ISS PBL14 END 19.834
HIERARCH ESO ISS PBLA14 START 85.741
HIERARCH ESO ISS PBLA14 END 85.969
HIERARCH ESO ISS PBL23 START 29.838
HIERARCH ESO ISS PBL23 END 29.831
HIERARCH ESO ISS PBLA23 START 13.1
HIERARCH ESO ISS PBLA23 END 13.3
HIERARCH ESO ISS PBL24 START 9.937
HIERARCH ESO ISS PBL24 END 9.935
HIERARCH ESO ISS PBLA24 START 13.078
HIERARCH ESO ISS PBLA24 END 13.24
HIERARCH ESO ISS PBL34 START 19.901
HIERARCH ESO ISS PBL34 END 19.896
HIERARCH ESO ISS PBLA34 START 193.139
HIERARCH ESO ISS PBLA34 END 193.3
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