Exposure
ID
MATIS.2025-03-08T05:09:43.418_1
Header ID
MATIS.2025-03-08T05:09:43.418
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-03-08 05:15:41 UTC+0000
UTC Start
2025-03-08 05:09:43.418
UTC End
2025-03-08 05:10:43.426
MJD Start
60742.21508586
MJD End
60742.21578039704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.005397
Ambient temperature (°C)
13.43
Seeing (arcsec)
1.02
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 23.4080 23.4160 154.8000 154.9000
A0-D0 29.3020 29.2760 98.4000 98.6000
A0-C1 22.5250 22.5280 133.6150 133.8390
B2-D0 25.4310 25.3970 48.4000 48.5000
B2-C1 8.4710 8.4590 48.3140 48.4770
D0-C1 16.9610 16.9380 228.3990 228.5610
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 60742.21508586
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 23.408
HIERARCH ESO ISS PBL12 END 23.416
HIERARCH ESO ISS PBLA12 START 154.8
HIERARCH ESO ISS PBLA12 END 154.9
HIERARCH ESO ISS PBL13 START 29.302
HIERARCH ESO ISS PBL13 END 29.276
HIERARCH ESO ISS PBLA13 START 98.4
HIERARCH ESO ISS PBLA13 END 98.6
HIERARCH ESO ISS PBL14 START 22.525
HIERARCH ESO ISS PBL14 END 22.528
HIERARCH ESO ISS PBLA14 START 133.615
HIERARCH ESO ISS PBLA14 END 133.839
HIERARCH ESO ISS PBL23 START 25.431
HIERARCH ESO ISS PBL23 END 25.397
HIERARCH ESO ISS PBLA23 START 48.4
HIERARCH ESO ISS PBLA23 END 48.5
HIERARCH ESO ISS PBL24 START 8.471
HIERARCH ESO ISS PBL24 END 8.459
HIERARCH ESO ISS PBLA24 START 48.314
HIERARCH ESO ISS PBLA24 END 48.477
HIERARCH ESO ISS PBL34 START 16.961
HIERARCH ESO ISS PBL34 END 16.938
HIERARCH ESO ISS PBLA34 START 228.399
HIERARCH ESO ISS PBLA34 END 228.561
HIERARCH ESO ISS AMBI TAU0 START 0.005397
HIERARCH ESO ISS AMBI TAU0 END 0.005397
HIERARCH ESO ISS AMBI TEMP 13.43
HIERARCH ESO ISS AMBI FWHM START 1.02
HIERARCH ESO ISS AMBI FWHM END 1.02