Exposure
ID
MATIS.2025-01-31T02:05:46.993_1
Header ID
MATIS.2025-01-31T02:05:46.993
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-31 02:15:49 UTC+0000
UTC Start
2025-01-31 02:05:46.993
UTC End
2025-01-31 02:06:47.001
MJD Start
60706.08734946
MJD End
60706.08804399704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0067735
Ambient temperature (°C)
16.61
Seeing (arcsec)
0.96
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 15.7720 15.8120 95.5000 95.7000
A0-D0 31.7360 31.7400 25.9000 26.2000
A0-C1 17.3140 17.3400 60.6050 60.8810
B2-D0 30.1100 30.1120 356.5000 356.7000
B2-C1 10.0270 10.0280 356.4950 356.6630
D0-C1 20.0830 20.0840 176.5450 176.7120
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 60706.08734946
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 15.772
HIERARCH ESO ISS PBL12 END 15.812
HIERARCH ESO ISS PBLA12 START 95.5
HIERARCH ESO ISS PBLA12 END 95.7
HIERARCH ESO ISS PBL13 START 31.736
HIERARCH ESO ISS PBL13 END 31.74
HIERARCH ESO ISS PBLA13 START 25.9
HIERARCH ESO ISS PBLA13 END 26.2
HIERARCH ESO ISS PBL14 START 17.314
HIERARCH ESO ISS PBL14 END 17.34
HIERARCH ESO ISS PBLA14 START 60.605
HIERARCH ESO ISS PBLA14 END 60.881
HIERARCH ESO ISS PBL23 START 30.11
HIERARCH ESO ISS PBL23 END 30.112
HIERARCH ESO ISS PBLA23 START 356.5
HIERARCH ESO ISS PBLA23 END 356.7
HIERARCH ESO ISS PBL24 START 10.027
HIERARCH ESO ISS PBL24 END 10.028
HIERARCH ESO ISS PBLA24 START 356.495
HIERARCH ESO ISS PBLA24 END 356.663
HIERARCH ESO ISS PBL34 START 20.083
HIERARCH ESO ISS PBL34 END 20.084
HIERARCH ESO ISS PBLA34 START 176.545
HIERARCH ESO ISS PBLA34 END 176.712
HIERARCH ESO ISS AMBI TAU0 START 0.006756
HIERARCH ESO ISS AMBI TAU0 END 0.006791
HIERARCH ESO ISS AMBI TEMP 16.61
HIERARCH ESO ISS AMBI FWHM START 0.9
HIERARCH ESO ISS AMBI FWHM END 1.02