Exposure
ID
MATIS.2024-12-04T07:31:02.421_1
Header ID
MATIS.2024-12-04T07:31:02.421
Date updated
2024-12-04 07:35:53 UTC+0000
Release date
2025-12-04 07:35:53 UTC+0000
UTC Start
2024-12-04 07:31:02.421
UTC End
2024-12-04 07:32:02.429
MJD Start
60648.31322247
MJD End
60648.313917007
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.004024
Ambient temperature (°C)
12.87
Seeing (arcsec)
0.45
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 19.1920 19.2230 114.2000 114.4000
A0-D0 32.0020 32.0020 48.3000 48.5000
A0-C1 19.7040 19.7270 84.6260 84.8600
B2-D0 29.8730 29.8660 12.3000 12.5000
B2-C1 9.9490 9.9460 12.2860 12.4530
D0-C1 19.9240 19.9200 192.3460 192.5130
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 60648.31322247
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 19.192
HIERARCH ESO ISS PBL12 END 19.223
HIERARCH ESO ISS PBLA12 START 114.2
HIERARCH ESO ISS PBLA12 END 114.4
HIERARCH ESO ISS PBL13 START 32.002
HIERARCH ESO ISS PBL13 END 32.002
HIERARCH ESO ISS PBLA13 START 48.3
HIERARCH ESO ISS PBLA13 END 48.5
HIERARCH ESO ISS PBL14 START 19.704
HIERARCH ESO ISS PBL14 END 19.727
HIERARCH ESO ISS PBLA14 START 84.626
HIERARCH ESO ISS PBLA14 END 84.86
HIERARCH ESO ISS PBL23 START 29.873
HIERARCH ESO ISS PBL23 END 29.866
HIERARCH ESO ISS PBLA23 START 12.3
HIERARCH ESO ISS PBLA23 END 12.5
HIERARCH ESO ISS PBL24 START 9.949
HIERARCH ESO ISS PBL24 END 9.946
HIERARCH ESO ISS PBLA24 START 12.286
HIERARCH ESO ISS PBLA24 END 12.453
HIERARCH ESO ISS PBL34 START 19.924
HIERARCH ESO ISS PBL34 END 19.92
HIERARCH ESO ISS PBLA34 START 192.346
HIERARCH ESO ISS PBLA34 END 192.513
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 0.45