Exposure
ID
MATIS.2025-01-30T02:23:53.946_1
Header ID
MATIS.2025-01-30T02:23:53.946
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-30 02:30:44 UTC+0000
UTC Start
2025-01-30 02:23:53.946
UTC End
2025-01-30 02:24:54.006
MJD Start
60705.09992993
MJD End
60705.10062506889
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.005268
Ambient temperature (°C)
15.27
Seeing (arcsec)
0.755
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 16.3260 16.3650 98.4000 98.6000
A0-D0 31.7880 31.7920 29.3000 29.5000
A0-C1 17.6770 17.7030 64.3800 64.6420
B2-D0 30.1280 30.1290 358.8000 359.0000
B2-C1 10.0330 10.0330 358.8010 358.9640
D0-C1 20.0950 20.0950 178.8520 179.0150
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 60705.09992993
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 16.326
HIERARCH ESO ISS PBL12 END 16.365
HIERARCH ESO ISS PBLA12 START 98.4
HIERARCH ESO ISS PBLA12 END 98.6
HIERARCH ESO ISS PBL13 START 31.788
HIERARCH ESO ISS PBL13 END 31.792
HIERARCH ESO ISS PBLA13 START 29.3
HIERARCH ESO ISS PBLA13 END 29.5
HIERARCH ESO ISS PBL14 START 17.677
HIERARCH ESO ISS PBL14 END 17.703
HIERARCH ESO ISS PBLA14 START 64.38
HIERARCH ESO ISS PBLA14 END 64.642
HIERARCH ESO ISS PBL23 START 30.128
HIERARCH ESO ISS PBL23 END 30.129
HIERARCH ESO ISS PBLA23 START 358.8
HIERARCH ESO ISS PBLA23 END 359.0
HIERARCH ESO ISS PBL24 START 10.033
HIERARCH ESO ISS PBL24 END 10.033
HIERARCH ESO ISS PBLA24 START 358.801
HIERARCH ESO ISS PBLA24 END 358.964
HIERARCH ESO ISS PBL34 START 20.095
HIERARCH ESO ISS PBL34 END 20.095
HIERARCH ESO ISS PBLA34 START 178.852
HIERARCH ESO ISS PBLA34 END 179.015
HIERARCH ESO ISS AMBI TAU0 START 0.005015
HIERARCH ESO ISS AMBI TAU0 END 0.005521
HIERARCH ESO ISS AMBI TEMP 15.27
HIERARCH ESO ISS AMBI FWHM START 0.74
HIERARCH ESO ISS AMBI FWHM END 0.77