Exposure
ID
MATIS.2025-01-30T03:11:57.193_1
Header ID
MATIS.2025-01-30T03:11:57.193
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-30 03:20:39 UTC+0000
UTC Start
2025-01-30 03:11:57.193
UTC End
2025-01-30 03:12:57.201
MJD Start
60705.13330085
MJD End
60705.13399538704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0081865
Ambient temperature (°C)
16.18
Seeing (arcsec)
0.545
Observation
ID
63560
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
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 18.0680 18.1030 107.8000 108.0000
A0-D0 31.9440 31.9470 40.4000 40.6000
A0-C1 18.8860 18.9110 76.4330 76.6720
B2-D0 30.0560 30.0520 6.7000 6.8000
B2-C1 10.0090 10.0080 6.6190 6.7790
D0-C1 20.0470 20.0440 186.6750 186.8350
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 60705.13330085
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME l_Car
RA 146.309115
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 18.068
HIERARCH ESO ISS PBL12 END 18.103
HIERARCH ESO ISS PBLA12 START 107.8
HIERARCH ESO ISS PBLA12 END 108.0
HIERARCH ESO ISS PBL13 START 31.944
HIERARCH ESO ISS PBL13 END 31.947
HIERARCH ESO ISS PBLA13 START 40.4
HIERARCH ESO ISS PBLA13 END 40.6
HIERARCH ESO ISS PBL14 START 18.886
HIERARCH ESO ISS PBL14 END 18.911
HIERARCH ESO ISS PBLA14 START 76.433
HIERARCH ESO ISS PBLA14 END 76.672
HIERARCH ESO ISS PBL23 START 30.056
HIERARCH ESO ISS PBL23 END 30.052
HIERARCH ESO ISS PBLA23 START 6.7
HIERARCH ESO ISS PBLA23 END 6.8
HIERARCH ESO ISS PBL24 START 10.009
HIERARCH ESO ISS PBL24 END 10.008
HIERARCH ESO ISS PBLA24 START 6.619
HIERARCH ESO ISS PBLA24 END 6.779
HIERARCH ESO ISS PBL34 START 20.047
HIERARCH ESO ISS PBL34 END 20.044
HIERARCH ESO ISS PBLA34 START 186.675
HIERARCH ESO ISS PBLA34 END 186.835
HIERARCH ESO ISS AMBI TAU0 START 0.008476
HIERARCH ESO ISS AMBI TAU0 END 0.007897
HIERARCH ESO ISS AMBI TEMP 16.18
HIERARCH ESO ISS AMBI FWHM START 0.53
HIERARCH ESO ISS AMBI FWHM END 0.56