Exposure
ID
MATIS.2025-03-08T06:08:12.761_1
Header ID
MATIS.2025-03-08T06:08:12.761
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-03-08 06:15:50 UTC+0000
UTC Start
2025-03-08 06:08:12.761
UTC End
2025-03-08 06:09:12.769
MJD Start
60742.25570325
MJD End
60742.25639778704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0056685
Ambient temperature (°C)
13.3
Seeing (arcsec)
0.7749999999999999
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 23.7740 23.7780 165.3000 165.5000
A0-D0 27.6610 27.6300 112.3000 112.6000
A0-C1 22.6200 22.6200 146.3560 146.5860
B2-D0 23.2160 23.1740 57.5000 57.6000
B2-C1 7.7330 7.7190 57.3980 57.5620
D0-C1 15.4830 15.4550 237.4910 237.6550
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 60742.25570325
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 23.774
HIERARCH ESO ISS PBL12 END 23.778
HIERARCH ESO ISS PBLA12 START 165.3
HIERARCH ESO ISS PBLA12 END 165.5
HIERARCH ESO ISS PBL13 START 27.661
HIERARCH ESO ISS PBL13 END 27.63
HIERARCH ESO ISS PBLA13 START 112.3
HIERARCH ESO ISS PBLA13 END 112.6
HIERARCH ESO ISS PBL14 START 22.62
HIERARCH ESO ISS PBL14 END 22.62
HIERARCH ESO ISS PBLA14 START 146.356
HIERARCH ESO ISS PBLA14 END 146.586
HIERARCH ESO ISS PBL23 START 23.216
HIERARCH ESO ISS PBL23 END 23.174
HIERARCH ESO ISS PBLA23 START 57.5
HIERARCH ESO ISS PBLA23 END 57.6
HIERARCH ESO ISS PBL24 START 7.733
HIERARCH ESO ISS PBL24 END 7.719
HIERARCH ESO ISS PBLA24 START 57.398
HIERARCH ESO ISS PBLA24 END 57.562
HIERARCH ESO ISS PBL34 START 15.483
HIERARCH ESO ISS PBL34 END 15.455
HIERARCH ESO ISS PBLA34 START 237.491
HIERARCH ESO ISS PBLA34 END 237.655
HIERARCH ESO ISS AMBI TAU0 START 0.00621
HIERARCH ESO ISS AMBI TAU0 END 0.005127
HIERARCH ESO ISS AMBI TEMP 13.3
HIERARCH ESO ISS AMBI FWHM START 0.73
HIERARCH ESO ISS AMBI FWHM END 0.82