Exposure
ID
MATIS.2025-01-30T02:28:40.625_1
Header ID
MATIS.2025-01-30T02:28:40.625
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-30 02:35:40 UTC+0000
UTC Start
2025-01-30 02:28:40.625
UTC End
2025-01-30 02:29:40.633
MJD Start
60705.10324798
MJD End
60705.10394251704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.005964499999999999
Ambient temperature (°C)
15.12
Seeing (arcsec)
0.71
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 16.5080 16.5480 99.4000 99.6000
A0-D0 31.8050 31.8090 30.4000 30.6000
A0-C1 17.7990 17.8260 65.6250 65.8930
B2-D0 30.1300 30.1310 359.6000 359.8000
B2-C1 10.0340 10.0340 359.5770 359.7450
D0-C1 20.0970 20.0970 179.6280 179.7960
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 60705.10324798
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 16.508
HIERARCH ESO ISS PBL12 END 16.548
HIERARCH ESO ISS PBLA12 START 99.4
HIERARCH ESO ISS PBLA12 END 99.6
HIERARCH ESO ISS PBL13 START 31.805
HIERARCH ESO ISS PBL13 END 31.809
HIERARCH ESO ISS PBLA13 START 30.4
HIERARCH ESO ISS PBLA13 END 30.6
HIERARCH ESO ISS PBL14 START 17.799
HIERARCH ESO ISS PBL14 END 17.826
HIERARCH ESO ISS PBLA14 START 65.625
HIERARCH ESO ISS PBLA14 END 65.893
HIERARCH ESO ISS PBL23 START 30.13
HIERARCH ESO ISS PBL23 END 30.131
HIERARCH ESO ISS PBLA23 START 359.6
HIERARCH ESO ISS PBLA23 END 359.8
HIERARCH ESO ISS PBL24 START 10.034
HIERARCH ESO ISS PBL24 END 10.034
HIERARCH ESO ISS PBLA24 START 359.577
HIERARCH ESO ISS PBLA24 END 359.745
HIERARCH ESO ISS PBL34 START 20.097
HIERARCH ESO ISS PBL34 END 20.097
HIERARCH ESO ISS PBLA34 START 179.628
HIERARCH ESO ISS PBLA34 END 179.796
HIERARCH ESO ISS AMBI TAU0 START 0.005861
HIERARCH ESO ISS AMBI TAU0 END 0.006068
HIERARCH ESO ISS AMBI TEMP 15.12
HIERARCH ESO ISS AMBI FWHM START 0.7
HIERARCH ESO ISS AMBI FWHM END 0.72