Exposure
ID
MATIS.2025-01-30T03:08:31.014_1
Header ID
MATIS.2025-01-30T03:08:31.014
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-30 03:15:37 UTC+0000
UTC Start
2025-01-30 03:08:31.014
UTC End
2025-01-30 03:09:31.022
MJD Start
60705.13091451
MJD End
60705.13160904704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.008362999999999999
Ambient temperature (°C)
16.15
Seeing (arcsec)
0.5700000000000001
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 17.9510 17.9860 107.1000 107.3000
A0-D0 31.9350 31.9380 39.6000 39.8000
A0-C1 18.8020 18.8270 75.6050 75.8460
B2-D0 30.0680 30.0650 6.1000 6.3000
B2-C1 10.0130 10.0120 6.0610 6.2220
D0-C1 20.0550 20.0520 186.1170 186.2780
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 60705.13091451
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 17.951
HIERARCH ESO ISS PBL12 END 17.986
HIERARCH ESO ISS PBLA12 START 107.1
HIERARCH ESO ISS PBLA12 END 107.3
HIERARCH ESO ISS PBL13 START 31.935
HIERARCH ESO ISS PBL13 END 31.938
HIERARCH ESO ISS PBLA13 START 39.6
HIERARCH ESO ISS PBLA13 END 39.8
HIERARCH ESO ISS PBL14 START 18.802
HIERARCH ESO ISS PBL14 END 18.827
HIERARCH ESO ISS PBLA14 START 75.605
HIERARCH ESO ISS PBLA14 END 75.846
HIERARCH ESO ISS PBL23 START 30.068
HIERARCH ESO ISS PBL23 END 30.065
HIERARCH ESO ISS PBLA23 START 6.1
HIERARCH ESO ISS PBLA23 END 6.3
HIERARCH ESO ISS PBL24 START 10.013
HIERARCH ESO ISS PBL24 END 10.012
HIERARCH ESO ISS PBLA24 START 6.061
HIERARCH ESO ISS PBLA24 END 6.222
HIERARCH ESO ISS PBL34 START 20.055
HIERARCH ESO ISS PBL34 END 20.052
HIERARCH ESO ISS PBLA34 START 186.117
HIERARCH ESO ISS PBLA34 END 186.278
HIERARCH ESO ISS AMBI TAU0 START 0.00791
HIERARCH ESO ISS AMBI TAU0 END 0.008816
HIERARCH ESO ISS AMBI TEMP 16.15
HIERARCH ESO ISS AMBI FWHM START 0.61
HIERARCH ESO ISS AMBI FWHM END 0.53