Exposure
ID
MATIS.2025-01-30T08:24:29.319_1
Header ID
MATIS.2025-01-30T08:24:29.319
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 08:24:29.319
UTC End
2025-01-30 08:25:29.327
MJD Start
60705.35033934
MJD End
60705.35103387704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0049935
Ambient temperature (°C)
13.05
Seeing (arcsec)
1.29
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 23.7310 23.7360 163.7000 163.9000
A0-D0 27.9340 27.9040 110.1000 110.3000
A0-C1 22.6150 22.6150 144.3350 144.5540
B2-D0 23.5970 23.5560 56.0000 56.2000
B2-C1 7.8600 7.8460 55.9630 56.1160
D0-C1 15.7370 15.7100 236.0540 236.2080
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 60705.35033934
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 23.731
HIERARCH ESO ISS PBL12 END 23.736
HIERARCH ESO ISS PBLA12 START 163.7
HIERARCH ESO ISS PBLA12 END 163.9
HIERARCH ESO ISS PBL13 START 27.934
HIERARCH ESO ISS PBL13 END 27.904
HIERARCH ESO ISS PBLA13 START 110.1
HIERARCH ESO ISS PBLA13 END 110.3
HIERARCH ESO ISS PBL14 START 22.615
HIERARCH ESO ISS PBL14 END 22.615
HIERARCH ESO ISS PBLA14 START 144.335
HIERARCH ESO ISS PBLA14 END 144.554
HIERARCH ESO ISS PBL23 START 23.597
HIERARCH ESO ISS PBL23 END 23.556
HIERARCH ESO ISS PBLA23 START 56.0
HIERARCH ESO ISS PBLA23 END 56.2
HIERARCH ESO ISS PBL24 START 7.86
HIERARCH ESO ISS PBL24 END 7.846
HIERARCH ESO ISS PBLA24 START 55.963
HIERARCH ESO ISS PBLA24 END 56.116
HIERARCH ESO ISS PBL34 START 15.737
HIERARCH ESO ISS PBL34 END 15.71
HIERARCH ESO ISS PBLA34 START 236.054
HIERARCH ESO ISS PBLA34 END 236.208
HIERARCH ESO ISS AMBI TAU0 START 0.005474
HIERARCH ESO ISS AMBI TAU0 END 0.004513
HIERARCH ESO ISS AMBI TEMP 13.05
HIERARCH ESO ISS AMBI FWHM START 1.25
HIERARCH ESO ISS AMBI FWHM END 1.33