Exposure
ID
MATIS.2025-01-30T03:09:52.297_1
Header ID
MATIS.2025-01-30T03:09:52.297
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-30 03:20:39 UTC+0000
UTC Start
2025-01-30 03:09:52.297
UTC End
2025-01-30 03:10:52.305
MJD Start
60705.13185529
MJD End
60705.13254982704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.008427
Ambient temperature (°C)
16.18
Seeing (arcsec)
0.53
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 17.9970 18.0320 107.4000 107.6000
A0-D0 31.9390 31.9410 39.9000 40.1000
A0-C1 18.8350 18.8600 75.9260 76.1760
B2-D0 30.0630 30.0600 6.3000 6.5000
B2-C1 10.0120 10.0110 6.2760 6.4460
D0-C1 20.0520 20.0490 186.3320 186.5020
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 60705.13185529
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 17.997
HIERARCH ESO ISS PBL12 END 18.032
HIERARCH ESO ISS PBLA12 START 107.4
HIERARCH ESO ISS PBLA12 END 107.6
HIERARCH ESO ISS PBL13 START 31.939
HIERARCH ESO ISS PBL13 END 31.941
HIERARCH ESO ISS PBLA13 START 39.9
HIERARCH ESO ISS PBLA13 END 40.1
HIERARCH ESO ISS PBL14 START 18.835
HIERARCH ESO ISS PBL14 END 18.86
HIERARCH ESO ISS PBLA14 START 75.926
HIERARCH ESO ISS PBLA14 END 76.176
HIERARCH ESO ISS PBL23 START 30.063
HIERARCH ESO ISS PBL23 END 30.06
HIERARCH ESO ISS PBLA23 START 6.3
HIERARCH ESO ISS PBLA23 END 6.5
HIERARCH ESO ISS PBL24 START 10.012
HIERARCH ESO ISS PBL24 END 10.011
HIERARCH ESO ISS PBLA24 START 6.276
HIERARCH ESO ISS PBLA24 END 6.446
HIERARCH ESO ISS PBL34 START 20.052
HIERARCH ESO ISS PBL34 END 20.049
HIERARCH ESO ISS PBLA34 START 186.332
HIERARCH ESO ISS PBLA34 END 186.502
HIERARCH ESO ISS AMBI TAU0 START 0.008378
HIERARCH ESO ISS AMBI TAU0 END 0.008476
HIERARCH ESO ISS AMBI TEMP 16.18
HIERARCH ESO ISS AMBI FWHM START 0.53
HIERARCH ESO ISS AMBI FWHM END 0.53