Exposure
ID
MATIS.2025-01-31T01:07:06.888_1
Header ID
MATIS.2025-01-31T01:07:06.888
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-31 01:15:54 UTC+0000
UTC Start
2025-01-31 01:07:06.888
UTC End
2025-01-31 01:08:06.896
MJD Start
60706.0466075
MJD End
60706.04730203704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.006665
Ambient temperature (°C)
16.69
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 13.3390 13.3830 82.2000 82.5000
A0-D0 31.5550 31.5580 11.9000 12.1000
A0-C1 15.8860 15.9090 43.7070 44.0210
B2-D0 29.8410 29.8480 347.0000 347.2000
B2-C1 9.9370 9.9390 346.9800 347.1460
D0-C1 19.9040 19.9090 167.0220 167.1880
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 60706.0466075
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 13.339
HIERARCH ESO ISS PBL12 END 13.383
HIERARCH ESO ISS PBLA12 START 82.2
HIERARCH ESO ISS PBLA12 END 82.5
HIERARCH ESO ISS PBL13 START 31.555
HIERARCH ESO ISS PBL13 END 31.558
HIERARCH ESO ISS PBLA13 START 11.9
HIERARCH ESO ISS PBLA13 END 12.1
HIERARCH ESO ISS PBL14 START 15.886
HIERARCH ESO ISS PBL14 END 15.909
HIERARCH ESO ISS PBLA14 START 43.707
HIERARCH ESO ISS PBLA14 END 44.021
HIERARCH ESO ISS PBL23 START 29.841
HIERARCH ESO ISS PBL23 END 29.848
HIERARCH ESO ISS PBLA23 START 347.0
HIERARCH ESO ISS PBLA23 END 347.2
HIERARCH ESO ISS PBL24 START 9.937
HIERARCH ESO ISS PBL24 END 9.939
HIERARCH ESO ISS PBLA24 START 346.98
HIERARCH ESO ISS PBLA24 END 347.146
HIERARCH ESO ISS PBL34 START 19.904
HIERARCH ESO ISS PBL34 END 19.909
HIERARCH ESO ISS PBLA34 START 167.022
HIERARCH ESO ISS PBLA34 END 167.188
HIERARCH ESO ISS AMBI TAU0 START 0.006719
HIERARCH ESO ISS AMBI TAU0 END 0.006611
HIERARCH ESO ISS AMBI TEMP 16.69
HIERARCH ESO ISS AMBI FWHM START 0.77
HIERARCH ESO ISS AMBI FWHM END 0.79