Exposure
ID
MATIS.2024-12-04T07:31:01.937_1
Header ID
MATIS.2024-12-04T07:31:01.937
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 07:31:01.937
UTC End
2024-12-04 07:32:01.997
MJD Start
60648.31321686
MJD End
60648.3139119989
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.004024
Ambient temperature (°C)
12.87
Seeing (arcsec)
0.45
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 19.1920 19.2220 114.2000 114.4000
A0-D0 32.0020 32.0020 48.3000 48.5000
A0-C1 19.7040 19.7260 84.6260 84.8540
B2-D0 29.8730 29.8660 12.3000 12.5000
B2-C1 9.9490 9.9460 12.2860 12.4480
D0-C1 19.9240 19.9200 192.3460 192.5080
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 60648.31321686
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 19.192
HIERARCH ESO ISS PBL12 END 19.222
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 19.726
HIERARCH ESO ISS PBLA14 START 84.626
HIERARCH ESO ISS PBLA14 END 84.854
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 12.448
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 192.508
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