Exposure
ID
MATIS.2025-01-30T02:33:35.731_1
Header ID
MATIS.2025-01-30T02:33:35.731
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-30 02:40:48 UTC+0000
UTC Start
2025-01-30 02:33:35.731
UTC End
2025-01-30 02:34:35.739
MJD Start
60705.10666355
MJD End
60705.10735808704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0067865
Ambient temperature (°C)
15.23
Seeing (arcsec)
0.61
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 16.6940 16.7330 100.4000 100.6000
A0-D0 31.8230 31.8270 31.5000 31.8000
A0-C1 17.9250 17.9510 66.9000 67.1660
B2-D0 30.1300 30.1300 0.4000 0.6000
B2-C1 10.0340 10.0340 0.3810 0.5490
D0-C1 20.0970 20.0960 180.4330 180.6010
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 60705.10666355
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 16.694
HIERARCH ESO ISS PBL12 END 16.733
HIERARCH ESO ISS PBLA12 START 100.4
HIERARCH ESO ISS PBLA12 END 100.6
HIERARCH ESO ISS PBL13 START 31.823
HIERARCH ESO ISS PBL13 END 31.827
HIERARCH ESO ISS PBLA13 START 31.5
HIERARCH ESO ISS PBLA13 END 31.8
HIERARCH ESO ISS PBL14 START 17.925
HIERARCH ESO ISS PBL14 END 17.951
HIERARCH ESO ISS PBLA14 START 66.9
HIERARCH ESO ISS PBLA14 END 67.166
HIERARCH ESO ISS PBL23 START 30.13
HIERARCH ESO ISS PBL23 END 30.13
HIERARCH ESO ISS PBLA23 START 0.4
HIERARCH ESO ISS PBLA23 END 0.6
HIERARCH ESO ISS PBL24 START 10.034
HIERARCH ESO ISS PBL24 END 10.034
HIERARCH ESO ISS PBLA24 START 0.381
HIERARCH ESO ISS PBLA24 END 0.549
HIERARCH ESO ISS PBL34 START 20.097
HIERARCH ESO ISS PBL34 END 20.096
HIERARCH ESO ISS PBLA34 START 180.433
HIERARCH ESO ISS PBLA34 END 180.601
HIERARCH ESO ISS AMBI TAU0 START 0.00652
HIERARCH ESO ISS AMBI TAU0 END 0.007053
HIERARCH ESO ISS AMBI TEMP 15.23
HIERARCH ESO ISS AMBI FWHM START 0.61
HIERARCH ESO ISS AMBI FWHM END 0.61