Exposure
ID
MATIS.2025-01-31T01:04:34.389_1
Header ID
MATIS.2025-01-31T01:04:34.389
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-31 01:15:54 UTC+0000
UTC Start
2025-01-31 01:04:34.389
UTC End
2025-01-31 01:05:34.449
MJD Start
60706.04484246
MJD End
60706.04553759889
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.007463
Ambient temperature (°C)
16.65
Seeing (arcsec)
0.72
Observation
ID
63559
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
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 13.2310 13.2740 81.6000 81.9000
A0-D0 31.5500 31.5520 11.3000 11.5000
A0-C1 15.8290 15.8520 42.9240 43.2360
B2-D0 29.8220 29.8300 346.6000 346.8000
B2-C1 9.9310 9.9330 346.5700 346.7320
D0-C1 19.8910 19.8960 166.6120 166.7740
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 60706.04484246
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME l_Car
RA 146.309115
DEC -62.50784
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME LOW
HIERARCH ESO INS DIL 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 0.0751997
HIERARCH ESO DET SEQ1 PERIOD 0.182
HIERARCH ESO DET NDIT 330
HIERARCH ESO ISS PBL12 START 13.231
HIERARCH ESO ISS PBL12 END 13.274
HIERARCH ESO ISS PBLA12 START 81.6
HIERARCH ESO ISS PBLA12 END 81.9
HIERARCH ESO ISS PBL13 START 31.55
HIERARCH ESO ISS PBL13 END 31.552
HIERARCH ESO ISS PBLA13 START 11.3
HIERARCH ESO ISS PBLA13 END 11.5
HIERARCH ESO ISS PBL14 START 15.829
HIERARCH ESO ISS PBL14 END 15.852
HIERARCH ESO ISS PBLA14 START 42.924
HIERARCH ESO ISS PBLA14 END 43.236
HIERARCH ESO ISS PBL23 START 29.822
HIERARCH ESO ISS PBL23 END 29.83
HIERARCH ESO ISS PBLA23 START 346.6
HIERARCH ESO ISS PBLA23 END 346.8
HIERARCH ESO ISS PBL24 START 9.931
HIERARCH ESO ISS PBL24 END 9.933
HIERARCH ESO ISS PBLA24 START 346.57
HIERARCH ESO ISS PBLA24 END 346.732
HIERARCH ESO ISS PBL34 START 19.891
HIERARCH ESO ISS PBL34 END 19.896
HIERARCH ESO ISS PBLA34 START 166.612
HIERARCH ESO ISS PBLA34 END 166.774
HIERARCH ESO ISS AMBI TAU0 START 0.007463
HIERARCH ESO ISS AMBI TAU0 END 0.007463
HIERARCH ESO ISS AMBI TEMP 16.65
HIERARCH ESO ISS AMBI FWHM START 0.72
HIERARCH ESO ISS AMBI FWHM END 0.72