Exposure
ID
MATIS.2025-03-05T04:18:56.559_1
Header ID
MATIS.2025-03-05T04:18:56.559
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-03-05 04:25:52 UTC+0000
UTC Start
2025-03-05 04:18:56.559
UTC End
2025-03-05 04:19:56.567
MJD Start
60739.17982129
MJD End
60739.18051582704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.004871
Ambient temperature (°C)
14.57
Seeing (arcsec)
0.895
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 22.7420 22.7560 143.6000 143.8000
A0-D0 30.6830 30.6640 84.4000 84.6000
A0-C1 22.2000 22.2080 120.3020 120.5200
B2-D0 27.2790 27.2530 38.7000 38.8000
B2-C1 9.0860 9.0770 38.6040 38.7650
D0-C1 18.1940 18.1760 218.6810 218.8420
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 60739.17982129
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 22.742
HIERARCH ESO ISS PBL12 END 22.756
HIERARCH ESO ISS PBLA12 START 143.6
HIERARCH ESO ISS PBLA12 END 143.8
HIERARCH ESO ISS PBL13 START 30.683
HIERARCH ESO ISS PBL13 END 30.664
HIERARCH ESO ISS PBLA13 START 84.4
HIERARCH ESO ISS PBLA13 END 84.6
HIERARCH ESO ISS PBL14 START 22.2
HIERARCH ESO ISS PBL14 END 22.208
HIERARCH ESO ISS PBLA14 START 120.302
HIERARCH ESO ISS PBLA14 END 120.52
HIERARCH ESO ISS PBL23 START 27.279
HIERARCH ESO ISS PBL23 END 27.253
HIERARCH ESO ISS PBLA23 START 38.7
HIERARCH ESO ISS PBLA23 END 38.8
HIERARCH ESO ISS PBL24 START 9.086
HIERARCH ESO ISS PBL24 END 9.077
HIERARCH ESO ISS PBLA24 START 38.604
HIERARCH ESO ISS PBLA24 END 38.765
HIERARCH ESO ISS PBL34 START 18.194
HIERARCH ESO ISS PBL34 END 18.176
HIERARCH ESO ISS PBLA34 START 218.681
HIERARCH ESO ISS PBLA34 END 218.842
HIERARCH ESO ISS AMBI TAU0 START 0.005262
HIERARCH ESO ISS AMBI TAU0 END 0.00448
HIERARCH ESO ISS AMBI TEMP 14.57
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 0.98