Exposure
ID
MATIS.2025-01-30T03:15:34.902_1
Header ID
MATIS.2025-01-30T03:15:34.902
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-30 03:25:38 UTC+0000
UTC Start
2025-01-30 03:15:34.902
UTC End
2025-01-30 03:16:34.910
MJD Start
60705.13582063
MJD End
60705.13651516704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.00891
Ambient temperature (°C)
16.23
Seeing (arcsec)
0.505
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 18.1910 18.2250 108.5000 108.6000
A0-D0 31.9530 31.9550 41.2000 41.4000
A0-C1 18.9740 18.9990 77.3030 77.5410
B2-D0 30.0420 30.0380 7.2000 7.4000
B2-C1 10.0050 10.0030 7.2090 7.3690
D0-C1 20.0370 20.0350 187.2650 187.4260
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 60705.13582063
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 18.191
HIERARCH ESO ISS PBL12 END 18.225
HIERARCH ESO ISS PBLA12 START 108.5
HIERARCH ESO ISS PBLA12 END 108.6
HIERARCH ESO ISS PBL13 START 31.953
HIERARCH ESO ISS PBL13 END 31.955
HIERARCH ESO ISS PBLA13 START 41.2
HIERARCH ESO ISS PBLA13 END 41.4
HIERARCH ESO ISS PBL14 START 18.974
HIERARCH ESO ISS PBL14 END 18.999
HIERARCH ESO ISS PBLA14 START 77.303
HIERARCH ESO ISS PBLA14 END 77.541
HIERARCH ESO ISS PBL23 START 30.042
HIERARCH ESO ISS PBL23 END 30.038
HIERARCH ESO ISS PBLA23 START 7.2
HIERARCH ESO ISS PBLA23 END 7.4
HIERARCH ESO ISS PBL24 START 10.005
HIERARCH ESO ISS PBL24 END 10.003
HIERARCH ESO ISS PBLA24 START 7.209
HIERARCH ESO ISS PBLA24 END 7.369
HIERARCH ESO ISS PBL34 START 20.037
HIERARCH ESO ISS PBL34 END 20.035
HIERARCH ESO ISS PBLA34 START 187.265
HIERARCH ESO ISS PBLA34 END 187.426
HIERARCH ESO ISS AMBI TAU0 START 0.009517
HIERARCH ESO ISS AMBI TAU0 END 0.008303
HIERARCH ESO ISS AMBI TEMP 16.23
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.53