Exposure
ID
MATIS.2025-03-05T04:07:49.024_1
Header ID
MATIS.2025-03-05T04:07:49.024
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-03-05 04:15:40 UTC+0000
UTC Start
2025-03-05 04:07:49.024
UTC End
2025-03-05 04:08:49.032
MJD Start
60739.17209519
MJD End
60739.17278972704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0062144999999999995
Ambient temperature (°C)
14.78
Seeing (arcsec)
0.765
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 22.5890 22.6040 141.6000 141.8000
A0-D0 30.8770 30.8600 82.0000 82.2000
A0-C1 22.1110 22.1190 117.9600 118.1710
B2-D0 27.5530 27.5290 36.9000 37.1000
B2-C1 9.1770 9.1690 36.8730 37.0280
D0-C1 18.3760 18.3600 216.9480 217.1040
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 60739.17209519
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 22.589
HIERARCH ESO ISS PBL12 END 22.604
HIERARCH ESO ISS PBLA12 START 141.6
HIERARCH ESO ISS PBLA12 END 141.8
HIERARCH ESO ISS PBL13 START 30.877
HIERARCH ESO ISS PBL13 END 30.86
HIERARCH ESO ISS PBLA13 START 82.0
HIERARCH ESO ISS PBLA13 END 82.2
HIERARCH ESO ISS PBL14 START 22.111
HIERARCH ESO ISS PBL14 END 22.119
HIERARCH ESO ISS PBLA14 START 117.96
HIERARCH ESO ISS PBLA14 END 118.171
HIERARCH ESO ISS PBL23 START 27.553
HIERARCH ESO ISS PBL23 END 27.529
HIERARCH ESO ISS PBLA23 START 36.9
HIERARCH ESO ISS PBLA23 END 37.1
HIERARCH ESO ISS PBL24 START 9.177
HIERARCH ESO ISS PBL24 END 9.169
HIERARCH ESO ISS PBLA24 START 36.873
HIERARCH ESO ISS PBLA24 END 37.028
HIERARCH ESO ISS PBL34 START 18.376
HIERARCH ESO ISS PBL34 END 18.36
HIERARCH ESO ISS PBLA34 START 216.948
HIERARCH ESO ISS PBLA34 END 217.104
HIERARCH ESO ISS AMBI TAU0 START 0.006633
HIERARCH ESO ISS AMBI TAU0 END 0.005796
HIERARCH ESO ISS AMBI TEMP 14.78
HIERARCH ESO ISS AMBI FWHM START 0.74
HIERARCH ESO ISS AMBI FWHM END 0.79