Exposure
ID
MATIS.2025-03-08T06:04:34.765_1
Header ID
MATIS.2025-03-08T06:04:34.765
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 06:04:34.765
UTC End
2025-03-08 06:05:34.773
MJD Start
60742.25318015
MJD End
60742.25387468704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.005913
Ambient temperature (°C)
13.33
Seeing (arcsec)
0.88
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 23.7570 23.7620 164.7000 164.9000
A0-D0 27.7690 27.7390 111.4000 111.7000
A0-C1 22.6180 22.6190 145.5550 145.7840
B2-D0 23.3680 23.3260 56.9000 57.1000
B2-C1 7.7840 7.7700 56.8300 56.9940
D0-C1 15.5840 15.5560 236.9220 237.0860
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 60742.25318015
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 23.757
HIERARCH ESO ISS PBL12 END 23.762
HIERARCH ESO ISS PBLA12 START 164.7
HIERARCH ESO ISS PBLA12 END 164.9
HIERARCH ESO ISS PBL13 START 27.769
HIERARCH ESO ISS PBL13 END 27.739
HIERARCH ESO ISS PBLA13 START 111.4
HIERARCH ESO ISS PBLA13 END 111.7
HIERARCH ESO ISS PBL14 START 22.618
HIERARCH ESO ISS PBL14 END 22.619
HIERARCH ESO ISS PBLA14 START 145.555
HIERARCH ESO ISS PBLA14 END 145.784
HIERARCH ESO ISS PBL23 START 23.368
HIERARCH ESO ISS PBL23 END 23.326
HIERARCH ESO ISS PBLA23 START 56.9
HIERARCH ESO ISS PBLA23 END 57.1
HIERARCH ESO ISS PBL24 START 7.784
HIERARCH ESO ISS PBL24 END 7.77
HIERARCH ESO ISS PBLA24 START 56.83
HIERARCH ESO ISS PBLA24 END 56.994
HIERARCH ESO ISS PBL34 START 15.584
HIERARCH ESO ISS PBL34 END 15.556
HIERARCH ESO ISS PBLA34 START 236.922
HIERARCH ESO ISS PBLA34 END 237.086
HIERARCH ESO ISS AMBI TAU0 START 0.007345
HIERARCH ESO ISS AMBI TAU0 END 0.004481
HIERARCH ESO ISS AMBI TEMP 13.33
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 0.95