Exposure
ID
MATIS.2025-01-30T01:27:54.203_1
Header ID
MATIS.2025-01-30T01:27:54.203
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-30 01:35:47 UTC+0000
UTC Start
2025-01-30 01:27:54.203
UTC End
2025-01-30 01:28:54.211
MJD Start
60705.06104402
MJD End
60705.061738557044
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.006901
Ambient temperature (°C)
16.09
Seeing (arcsec)
0.81
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 14.0570 14.1000 86.3000 86.5000
A0-D0 31.5980 31.6010 16.0000 16.2000
A0-C1 16.2760 16.3000 48.7870 49.0920
B2-D0 29.9510 29.9570 349.7000 349.9000
B2-C1 9.9740 9.9760 349.7060 349.8750
D0-C1 19.9770 19.9810 169.7500 169.9190
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 60705.06104402
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 14.057
HIERARCH ESO ISS PBL12 END 14.1
HIERARCH ESO ISS PBLA12 START 86.3
HIERARCH ESO ISS PBLA12 END 86.5
HIERARCH ESO ISS PBL13 START 31.598
HIERARCH ESO ISS PBL13 END 31.601
HIERARCH ESO ISS PBLA13 START 16.0
HIERARCH ESO ISS PBLA13 END 16.2
HIERARCH ESO ISS PBL14 START 16.276
HIERARCH ESO ISS PBL14 END 16.3
HIERARCH ESO ISS PBLA14 START 48.787
HIERARCH ESO ISS PBLA14 END 49.092
HIERARCH ESO ISS PBL23 START 29.951
HIERARCH ESO ISS PBL23 END 29.957
HIERARCH ESO ISS PBLA23 START 349.7
HIERARCH ESO ISS PBLA23 END 349.9
HIERARCH ESO ISS PBL24 START 9.974
HIERARCH ESO ISS PBL24 END 9.976
HIERARCH ESO ISS PBLA24 START 349.706
HIERARCH ESO ISS PBLA24 END 349.875
HIERARCH ESO ISS PBL34 START 19.977
HIERARCH ESO ISS PBL34 END 19.981
HIERARCH ESO ISS PBLA34 START 169.75
HIERARCH ESO ISS PBLA34 END 169.919
HIERARCH ESO ISS AMBI TAU0 START 0.006901
HIERARCH ESO ISS AMBI TAU0 END 0.006901
HIERARCH ESO ISS AMBI TEMP 16.09
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 0.81