Exposure
ID
MATIS.2025-03-08T06:11:57.864_1
Header ID
MATIS.2025-03-08T06:11:57.864
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-03-08 06:20:50 UTC+0000
UTC Start
2025-03-08 06:11:57.864
UTC End
2025-03-08 06:12:57.872
MJD Start
60742.25830861
MJD End
60742.25900314704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.005467
Ambient temperature (°C)
13.23
Seeing (arcsec)
0.72
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 23.7900 23.7940 166.0000 166.2000
A0-D0 27.5480 27.5180 113.3000 113.5000
A0-C1 22.6210 22.6220 147.1900 147.4100
B2-D0 23.0580 23.0150 58.1000 58.2000
B2-C1 7.6800 7.6660 57.9890 58.1440
D0-C1 15.3780 15.3490 238.0830 238.2380
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 60742.25830861
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 23.79
HIERARCH ESO ISS PBL12 END 23.794
HIERARCH ESO ISS PBLA12 START 166.0
HIERARCH ESO ISS PBLA12 END 166.2
HIERARCH ESO ISS PBL13 START 27.548
HIERARCH ESO ISS PBL13 END 27.518
HIERARCH ESO ISS PBLA13 START 113.3
HIERARCH ESO ISS PBLA13 END 113.5
HIERARCH ESO ISS PBL14 START 22.621
HIERARCH ESO ISS PBL14 END 22.622
HIERARCH ESO ISS PBLA14 START 147.19
HIERARCH ESO ISS PBLA14 END 147.41
HIERARCH ESO ISS PBL23 START 23.058
HIERARCH ESO ISS PBL23 END 23.015
HIERARCH ESO ISS PBLA23 START 58.1
HIERARCH ESO ISS PBLA23 END 58.2
HIERARCH ESO ISS PBL24 START 7.68
HIERARCH ESO ISS PBL24 END 7.666
HIERARCH ESO ISS PBLA24 START 57.989
HIERARCH ESO ISS PBLA24 END 58.144
HIERARCH ESO ISS PBL34 START 15.378
HIERARCH ESO ISS PBL34 END 15.349
HIERARCH ESO ISS PBLA34 START 238.083
HIERARCH ESO ISS PBLA34 END 238.238
HIERARCH ESO ISS AMBI TAU0 START 0.005467
HIERARCH ESO ISS AMBI TAU0 END 0.005467
HIERARCH ESO ISS AMBI TEMP 13.23
HIERARCH ESO ISS AMBI FWHM START 0.72
HIERARCH ESO ISS AMBI FWHM END 0.72