Exposure
ID
MATIS.2025-01-31T01:03:22.557_1
Header ID
MATIS.2025-01-31T01:03:22.557
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-31 01:10:38 UTC+0000
UTC Start
2025-01-31 01:03:22.557
UTC End
2025-01-31 01:04:22.565
MJD Start
60706.04401108
MJD End
60706.04470561704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.007291000000000001
Ambient temperature (°C)
16.62
Seeing (arcsec)
0.72
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 13.1790 13.2230 81.3000 81.6000
A0-D0 31.5470 31.5490 11.0000 11.2000
A0-C1 15.8030 15.8250 42.5530 42.8650
B2-D0 29.8130 29.8210 346.4000 346.6000
B2-C1 9.9280 9.9300 346.3760 346.5380
D0-C1 19.8850 19.8900 166.4180 166.5800
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 60706.04401108
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 13.179
HIERARCH ESO ISS PBL12 END 13.223
HIERARCH ESO ISS PBLA12 START 81.3
HIERARCH ESO ISS PBLA12 END 81.6
HIERARCH ESO ISS PBL13 START 31.547
HIERARCH ESO ISS PBL13 END 31.549
HIERARCH ESO ISS PBLA13 START 11.0
HIERARCH ESO ISS PBLA13 END 11.2
HIERARCH ESO ISS PBL14 START 15.803
HIERARCH ESO ISS PBL14 END 15.825
HIERARCH ESO ISS PBLA14 START 42.553
HIERARCH ESO ISS PBLA14 END 42.865
HIERARCH ESO ISS PBL23 START 29.813
HIERARCH ESO ISS PBL23 END 29.821
HIERARCH ESO ISS PBLA23 START 346.4
HIERARCH ESO ISS PBLA23 END 346.6
HIERARCH ESO ISS PBL24 START 9.928
HIERARCH ESO ISS PBL24 END 9.93
HIERARCH ESO ISS PBLA24 START 346.376
HIERARCH ESO ISS PBLA24 END 346.538
HIERARCH ESO ISS PBL34 START 19.885
HIERARCH ESO ISS PBL34 END 19.89
HIERARCH ESO ISS PBLA34 START 166.418
HIERARCH ESO ISS PBLA34 END 166.58
HIERARCH ESO ISS AMBI TAU0 START 0.007119
HIERARCH ESO ISS AMBI TAU0 END 0.007463
HIERARCH ESO ISS AMBI TEMP 16.62
HIERARCH ESO ISS AMBI FWHM START 0.72
HIERARCH ESO ISS AMBI FWHM END 0.72