Exposure
ID
MATIS.2025-01-29T03:37:31.340_1
Header ID
MATIS.2025-01-29T03:37:31.340
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-29 03:45:41 UTC+0000
UTC Start
2025-01-29 03:37:31.340
UTC End
2025-01-29 03:38:31.400
MJD Start
60704.15105718
MJD End
60704.15175231889
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.008075
Ambient temperature (°C)
17.44
Seeing (arcsec)
0.65
Observation
ID
63559
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
47357
Name
l_Car
RA
146.309115
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 18.7780 18.8090 111.8000 112.0000
A0-D0 31.9880 31.9890 45.3000 45.5000
A0-C1 19.4000 19.4240 81.5430 81.7750
B2-D0 29.9550 29.9500 10.2000 10.3000
B2-C1 9.9760 9.9740 10.1260 10.2880
D0-C1 19.9790 19.9760 190.1840 190.3460
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 60704.15105718
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME l_Car
RA 146.309115
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 18.778
HIERARCH ESO ISS PBL12 END 18.809
HIERARCH ESO ISS PBLA12 START 111.8
HIERARCH ESO ISS PBLA12 END 112.0
HIERARCH ESO ISS PBL13 START 31.988
HIERARCH ESO ISS PBL13 END 31.989
HIERARCH ESO ISS PBLA13 START 45.3
HIERARCH ESO ISS PBLA13 END 45.5
HIERARCH ESO ISS PBL14 START 19.4
HIERARCH ESO ISS PBL14 END 19.424
HIERARCH ESO ISS PBLA14 START 81.543
HIERARCH ESO ISS PBLA14 END 81.775
HIERARCH ESO ISS PBL23 START 29.955
HIERARCH ESO ISS PBL23 END 29.95
HIERARCH ESO ISS PBLA23 START 10.2
HIERARCH ESO ISS PBLA23 END 10.3
HIERARCH ESO ISS PBL24 START 9.976
HIERARCH ESO ISS PBL24 END 9.974
HIERARCH ESO ISS PBLA24 START 10.126
HIERARCH ESO ISS PBLA24 END 10.288
HIERARCH ESO ISS PBL34 START 19.979
HIERARCH ESO ISS PBL34 END 19.976
HIERARCH ESO ISS PBLA34 START 190.184
HIERARCH ESO ISS PBLA34 END 190.346
HIERARCH ESO ISS AMBI TAU0 START 0.008075
HIERARCH ESO ISS AMBI TAU0 END 0.008075
HIERARCH ESO ISS AMBI TEMP 17.44
HIERARCH ESO ISS AMBI FWHM START 0.65
HIERARCH ESO ISS AMBI FWHM END 0.65