Exposure
ID
MATIS.2025-01-30T08:20:52.023_1
Header ID
MATIS.2025-01-30T08:20:52.023
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-30 08:31:01 UTC+0000
UTC Start
2025-01-30 08:20:52.023
UTC End
2025-01-30 08:21:52.031
MJD Start
60705.34782434
MJD End
60705.34851887704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0050215
Ambient temperature (°C)
13.04
Seeing (arcsec)
1.27
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 23.7130 23.7180 163.0000 163.2000
A0-D0 28.0400 28.0100 109.2000 109.4000
A0-C1 22.6120 22.6120 143.5360 143.7640
B2-D0 23.7430 23.7030 55.5000 55.6000
B2-C1 7.9090 7.8950 55.3950 55.5580
D0-C1 15.8350 15.8080 235.4850 235.6490
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 60705.34782434
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 23.713
HIERARCH ESO ISS PBL12 END 23.718
HIERARCH ESO ISS PBLA12 START 163.0
HIERARCH ESO ISS PBLA12 END 163.2
HIERARCH ESO ISS PBL13 START 28.04
HIERARCH ESO ISS PBL13 END 28.01
HIERARCH ESO ISS PBLA13 START 109.2
HIERARCH ESO ISS PBLA13 END 109.4
HIERARCH ESO ISS PBL14 START 22.612
HIERARCH ESO ISS PBL14 END 22.612
HIERARCH ESO ISS PBLA14 START 143.536
HIERARCH ESO ISS PBLA14 END 143.764
HIERARCH ESO ISS PBL23 START 23.743
HIERARCH ESO ISS PBL23 END 23.703
HIERARCH ESO ISS PBLA23 START 55.5
HIERARCH ESO ISS PBLA23 END 55.6
HIERARCH ESO ISS PBL24 START 7.909
HIERARCH ESO ISS PBL24 END 7.895
HIERARCH ESO ISS PBLA24 START 55.395
HIERARCH ESO ISS PBLA24 END 55.558
HIERARCH ESO ISS PBL34 START 15.835
HIERARCH ESO ISS PBL34 END 15.808
HIERARCH ESO ISS PBLA34 START 235.485
HIERARCH ESO ISS PBLA34 END 235.649
HIERARCH ESO ISS AMBI TAU0 START 0.005045
HIERARCH ESO ISS AMBI TAU0 END 0.004998
HIERARCH ESO ISS AMBI TEMP 13.04
HIERARCH ESO ISS AMBI FWHM START 1.22
HIERARCH ESO ISS AMBI FWHM END 1.32