Exposure
ID
MATIS.2025-03-08T05:26:07.837_1
Header ID
MATIS.2025-03-08T05:26:07.837
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-03-08 05:35:43 UTC+0000
UTC Start
2025-03-08 05:26:07.837
UTC End
2025-03-08 05:27:07.845
MJD Start
60742.22647959
MJD End
60742.22717412704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0067595
Ambient temperature (°C)
13.34
Seeing (arcsec)
0.78
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 23.5330 23.5410 157.7000 157.9000
A0-D0 28.8690 28.8410 102.2000 102.4000
A0-C1 22.5680 22.5700 137.1620 137.3770
B2-D0 24.8580 24.8220 50.9000 51.1000
B2-C1 8.2800 8.2680 50.8610 51.0130
D0-C1 16.5790 16.5540 230.9470 231.1000
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 60742.22647959
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 23.533
HIERARCH ESO ISS PBL12 END 23.541
HIERARCH ESO ISS PBLA12 START 157.7
HIERARCH ESO ISS PBLA12 END 157.9
HIERARCH ESO ISS PBL13 START 28.869
HIERARCH ESO ISS PBL13 END 28.841
HIERARCH ESO ISS PBLA13 START 102.2
HIERARCH ESO ISS PBLA13 END 102.4
HIERARCH ESO ISS PBL14 START 22.568
HIERARCH ESO ISS PBL14 END 22.57
HIERARCH ESO ISS PBLA14 START 137.162
HIERARCH ESO ISS PBLA14 END 137.377
HIERARCH ESO ISS PBL23 START 24.858
HIERARCH ESO ISS PBL23 END 24.822
HIERARCH ESO ISS PBLA23 START 50.9
HIERARCH ESO ISS PBLA23 END 51.1
HIERARCH ESO ISS PBL24 START 8.28
HIERARCH ESO ISS PBL24 END 8.268
HIERARCH ESO ISS PBLA24 START 50.861
HIERARCH ESO ISS PBLA24 END 51.013
HIERARCH ESO ISS PBL34 START 16.579
HIERARCH ESO ISS PBL34 END 16.554
HIERARCH ESO ISS PBLA34 START 230.947
HIERARCH ESO ISS PBLA34 END 231.1
HIERARCH ESO ISS AMBI TAU0 START 0.006837
HIERARCH ESO ISS AMBI TAU0 END 0.006682
HIERARCH ESO ISS AMBI TEMP 13.34
HIERARCH ESO ISS AMBI FWHM START 0.78
HIERARCH ESO ISS AMBI FWHM END 0.78