Exposure
ID
MATIS.2025-01-29T03:41:36.297_1
Header ID
MATIS.2025-01-29T03:41:36.297
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-29 03:50:39 UTC+0000
UTC Start
2025-01-29 03:41:36.297
UTC End
2025-01-29 03:42:36.305
MJD Start
60704.15389233
MJD End
60704.154586867044
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.008027
Ambient temperature (°C)
17.61
Seeing (arcsec)
0.625
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 18.9060 18.9380 112.5000 112.7000
A0-D0 31.9930 31.9950 46.2000 46.4000
A0-C1 19.4950 19.5180 82.4900 82.7250
B2-D0 29.9320 29.9250 10.8000 11.0000
B2-C1 9.9680 9.9660 10.7870 10.9520
D0-C1 19.9630 19.9590 190.8460 191.0110
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 60704.15389233
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 18.906
HIERARCH ESO ISS PBL12 END 18.938
HIERARCH ESO ISS PBLA12 START 112.5
HIERARCH ESO ISS PBLA12 END 112.7
HIERARCH ESO ISS PBL13 START 31.993
HIERARCH ESO ISS PBL13 END 31.995
HIERARCH ESO ISS PBLA13 START 46.2
HIERARCH ESO ISS PBLA13 END 46.4
HIERARCH ESO ISS PBL14 START 19.495
HIERARCH ESO ISS PBL14 END 19.518
HIERARCH ESO ISS PBLA14 START 82.49
HIERARCH ESO ISS PBLA14 END 82.725
HIERARCH ESO ISS PBL23 START 29.932
HIERARCH ESO ISS PBL23 END 29.925
HIERARCH ESO ISS PBLA23 START 10.8
HIERARCH ESO ISS PBLA23 END 11.0
HIERARCH ESO ISS PBL24 START 9.968
HIERARCH ESO ISS PBL24 END 9.966
HIERARCH ESO ISS PBLA24 START 10.787
HIERARCH ESO ISS PBLA24 END 10.952
HIERARCH ESO ISS PBL34 START 19.963
HIERARCH ESO ISS PBL34 END 19.959
HIERARCH ESO ISS PBLA34 START 190.846
HIERARCH ESO ISS PBLA34 END 191.011
HIERARCH ESO ISS AMBI TAU0 START 0.008075
HIERARCH ESO ISS AMBI TAU0 END 0.007979
HIERARCH ESO ISS AMBI TEMP 17.61
HIERARCH ESO ISS AMBI FWHM START 0.65
HIERARCH ESO ISS AMBI FWHM END 0.6