Exposure
ID
MATIS.2025-03-05T05:09:01.833_1
Header ID
MATIS.2025-03-05T05:09:01.833
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-03-05 05:15:44 UTC+0000
UTC Start
2025-03-05 05:09:01.833
UTC End
2025-03-05 05:10:01.841
MJD Start
60739.21460455
MJD End
60739.21529908704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.005669
Ambient temperature (°C)
14.25
Seeing (arcsec)
0.91
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 23.3000 23.3090 152.5000 152.7000
A0-D0 29.6130 29.5890 95.5000 95.8000
A0-C1 22.4820 22.4860 130.9380 131.1590
B2-D0 25.8420 25.8090 46.4000 46.6000
B2-C1 8.6070 8.5960 46.3820 46.5420
D0-C1 17.2350 17.2130 226.4650 226.6250
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 60739.21460455
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 23.3
HIERARCH ESO ISS PBL12 END 23.309
HIERARCH ESO ISS PBLA12 START 152.5
HIERARCH ESO ISS PBLA12 END 152.7
HIERARCH ESO ISS PBL13 START 29.613
HIERARCH ESO ISS PBL13 END 29.589
HIERARCH ESO ISS PBLA13 START 95.5
HIERARCH ESO ISS PBLA13 END 95.8
HIERARCH ESO ISS PBL14 START 22.482
HIERARCH ESO ISS PBL14 END 22.486
HIERARCH ESO ISS PBLA14 START 130.938
HIERARCH ESO ISS PBLA14 END 131.159
HIERARCH ESO ISS PBL23 START 25.842
HIERARCH ESO ISS PBL23 END 25.809
HIERARCH ESO ISS PBLA23 START 46.4
HIERARCH ESO ISS PBLA23 END 46.6
HIERARCH ESO ISS PBL24 START 8.607
HIERARCH ESO ISS PBL24 END 8.596
HIERARCH ESO ISS PBLA24 START 46.382
HIERARCH ESO ISS PBLA24 END 46.542
HIERARCH ESO ISS PBL34 START 17.235
HIERARCH ESO ISS PBL34 END 17.213
HIERARCH ESO ISS PBLA34 START 226.465
HIERARCH ESO ISS PBLA34 END 226.625
HIERARCH ESO ISS AMBI TAU0 START 0.005669
HIERARCH ESO ISS AMBI TAU0 END 0.005669
HIERARCH ESO ISS AMBI TEMP 14.25
HIERARCH ESO ISS AMBI FWHM START 0.91
HIERARCH ESO ISS AMBI FWHM END 0.91