Exposure
ID
MATIS.2025-03-08T06:05:48.393_1
Header ID
MATIS.2025-03-08T06:05:48.393
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-03-08 06:15:50 UTC+0000
UTC Start
2025-03-08 06:05:48.393
UTC End
2025-03-08 06:06:48.401
MJD Start
60742.25403233
MJD End
60742.25472686704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0053454999999999996
Ambient temperature (°C)
13.31
Seeing (arcsec)
0.84
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 23.7630 23.7670 164.9000 165.1000
A0-D0 27.7330 27.7030 111.7000 112.0000
A0-C1 22.6190 22.6190 145.8280 146.0470
B2-D0 23.3170 23.2750 57.1000 57.2000
B2-C1 7.7670 7.7530 57.0250 57.1790
D0-C1 15.5510 15.5220 237.1180 237.2720
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 60742.25403233
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 23.763
HIERARCH ESO ISS PBL12 END 23.767
HIERARCH ESO ISS PBLA12 START 164.9
HIERARCH ESO ISS PBLA12 END 165.1
HIERARCH ESO ISS PBL13 START 27.733
HIERARCH ESO ISS PBL13 END 27.703
HIERARCH ESO ISS PBLA13 START 111.7
HIERARCH ESO ISS PBLA13 END 112.0
HIERARCH ESO ISS PBL14 START 22.619
HIERARCH ESO ISS PBL14 END 22.619
HIERARCH ESO ISS PBLA14 START 145.828
HIERARCH ESO ISS PBLA14 END 146.047
HIERARCH ESO ISS PBL23 START 23.317
HIERARCH ESO ISS PBL23 END 23.275
HIERARCH ESO ISS PBLA23 START 57.1
HIERARCH ESO ISS PBLA23 END 57.2
HIERARCH ESO ISS PBL24 START 7.767
HIERARCH ESO ISS PBL24 END 7.753
HIERARCH ESO ISS PBLA24 START 57.025
HIERARCH ESO ISS PBLA24 END 57.179
HIERARCH ESO ISS PBL34 START 15.551
HIERARCH ESO ISS PBL34 END 15.522
HIERARCH ESO ISS PBLA34 START 237.118
HIERARCH ESO ISS PBLA34 END 237.272
HIERARCH ESO ISS AMBI TAU0 START 0.004481
HIERARCH ESO ISS AMBI TAU0 END 0.00621
HIERARCH ESO ISS AMBI TEMP 13.31
HIERARCH ESO ISS AMBI FWHM START 0.95
HIERARCH ESO ISS AMBI FWHM END 0.73