Exposure
ID
MATIS.2025-01-30T01:30:19.893_1
Header ID
MATIS.2025-01-30T01:30:19.893
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-30 01:40:50 UTC+0000
UTC Start
2025-01-30 01:30:19.893
UTC End
2025-01-30 01:31:19.901
MJD Start
60705.06273024
MJD End
60705.06342477704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.006901
Ambient temperature (°C)
15.8
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 14.1600 14.2030 86.9000 87.1000
A0-D0 31.6050 31.6080 16.5000 16.8000
A0-C1 16.3340 16.3580 49.5050 49.8080
B2-D0 29.9650 29.9700 350.1000 350.3000
B2-C1 9.9780 9.9800 350.1000 350.2690
D0-C1 19.9860 19.9900 170.1450 170.3140
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 60705.06273024
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 14.16
HIERARCH ESO ISS PBL12 END 14.203
HIERARCH ESO ISS PBLA12 START 86.9
HIERARCH ESO ISS PBLA12 END 87.1
HIERARCH ESO ISS PBL13 START 31.605
HIERARCH ESO ISS PBL13 END 31.608
HIERARCH ESO ISS PBLA13 START 16.5
HIERARCH ESO ISS PBLA13 END 16.8
HIERARCH ESO ISS PBL14 START 16.334
HIERARCH ESO ISS PBL14 END 16.358
HIERARCH ESO ISS PBLA14 START 49.505
HIERARCH ESO ISS PBLA14 END 49.808
HIERARCH ESO ISS PBL23 START 29.965
HIERARCH ESO ISS PBL23 END 29.97
HIERARCH ESO ISS PBLA23 START 350.1
HIERARCH ESO ISS PBLA23 END 350.3
HIERARCH ESO ISS PBL24 START 9.978
HIERARCH ESO ISS PBL24 END 9.98
HIERARCH ESO ISS PBLA24 START 350.1
HIERARCH ESO ISS PBLA24 END 350.269
HIERARCH ESO ISS PBL34 START 19.986
HIERARCH ESO ISS PBL34 END 19.99
HIERARCH ESO ISS PBLA34 START 170.145
HIERARCH ESO ISS PBLA34 END 170.314
HIERARCH ESO ISS AMBI TAU0 START 0.006901
HIERARCH ESO ISS AMBI TAU0 END 0.006901
HIERARCH ESO ISS AMBI TEMP 15.8
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 0.81