Exposure
ID
MATIS.2025-01-30T08:12:27.280_1
Header ID
MATIS.2025-01-30T08:12:27.280
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-30 08:20:49 UTC+0000
UTC Start
2025-01-30 08:12:27.280
UTC End
2025-01-30 08:13:27.288
MJD Start
60705.34198241
MJD End
60705.34267694704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.00392
Ambient temperature (°C)
12.78
Seeing (arcsec)
1.65
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 23.6670 23.6730 161.5000 161.7000
A0-D0 28.2840 28.2550 107.1000 107.4000
A0-C1 22.6030 22.6040 141.6980 141.9150
B2-D0 24.0770 24.0370 54.2000 54.3000
B2-C1 8.0190 8.0060 54.0910 54.2440
D0-C1 16.0570 16.0310 234.1810 234.3340
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 60705.34198241
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 23.667
HIERARCH ESO ISS PBL12 END 23.673
HIERARCH ESO ISS PBLA12 START 161.5
HIERARCH ESO ISS PBLA12 END 161.7
HIERARCH ESO ISS PBL13 START 28.284
HIERARCH ESO ISS PBL13 END 28.255
HIERARCH ESO ISS PBLA13 START 107.1
HIERARCH ESO ISS PBLA13 END 107.4
HIERARCH ESO ISS PBL14 START 22.603
HIERARCH ESO ISS PBL14 END 22.604
HIERARCH ESO ISS PBLA14 START 141.698
HIERARCH ESO ISS PBLA14 END 141.915
HIERARCH ESO ISS PBL23 START 24.077
HIERARCH ESO ISS PBL23 END 24.037
HIERARCH ESO ISS PBLA23 START 54.2
HIERARCH ESO ISS PBLA23 END 54.3
HIERARCH ESO ISS PBL24 START 8.019
HIERARCH ESO ISS PBL24 END 8.006
HIERARCH ESO ISS PBLA24 START 54.091
HIERARCH ESO ISS PBLA24 END 54.244
HIERARCH ESO ISS PBL34 START 16.057
HIERARCH ESO ISS PBL34 END 16.031
HIERARCH ESO ISS PBLA34 START 234.181
HIERARCH ESO ISS PBLA34 END 234.334
HIERARCH ESO ISS AMBI TAU0 START 0.003842
HIERARCH ESO ISS AMBI TAU0 END 0.003998
HIERARCH ESO ISS AMBI TEMP 12.78
HIERARCH ESO ISS AMBI FWHM START 1.61
HIERARCH ESO ISS AMBI FWHM END 1.69