Exposure
ID
MATIS.2025-01-31T02:08:34.337_1
Header ID
MATIS.2025-01-31T02:08:34.337
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-31 02:15:49 UTC+0000
UTC Start
2025-01-31 02:08:34.337
UTC End
2025-01-31 02:09:34.345
MJD Start
60706.08928631
MJD End
60706.08998084704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.005724
Ambient temperature (°C)
16.51
Seeing (arcsec)
1.0
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 15.8820 15.9220 96.1000 96.3000
A0-D0 31.7460 31.7500 26.6000 26.8000
A0-C1 17.3850 17.4110 61.3570 61.6270
B2-D0 30.1150 30.1170 357.0000 357.1000
B2-C1 10.0290 10.0290 356.9500 357.1130
D0-C1 20.0860 20.0870 177.0000 177.1630
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 60706.08928631
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 15.882
HIERARCH ESO ISS PBL12 END 15.922
HIERARCH ESO ISS PBLA12 START 96.1
HIERARCH ESO ISS PBLA12 END 96.3
HIERARCH ESO ISS PBL13 START 31.746
HIERARCH ESO ISS PBL13 END 31.75
HIERARCH ESO ISS PBLA13 START 26.6
HIERARCH ESO ISS PBLA13 END 26.8
HIERARCH ESO ISS PBL14 START 17.385
HIERARCH ESO ISS PBL14 END 17.411
HIERARCH ESO ISS PBLA14 START 61.357
HIERARCH ESO ISS PBLA14 END 61.627
HIERARCH ESO ISS PBL23 START 30.115
HIERARCH ESO ISS PBL23 END 30.117
HIERARCH ESO ISS PBLA23 START 357.0
HIERARCH ESO ISS PBLA23 END 357.1
HIERARCH ESO ISS PBL24 START 10.029
HIERARCH ESO ISS PBL24 END 10.029
HIERARCH ESO ISS PBLA24 START 356.95
HIERARCH ESO ISS PBLA24 END 357.113
HIERARCH ESO ISS PBL34 START 20.086
HIERARCH ESO ISS PBL34 END 20.087
HIERARCH ESO ISS PBLA34 START 177.0
HIERARCH ESO ISS PBLA34 END 177.163
HIERARCH ESO ISS AMBI TAU0 START 0.006329
HIERARCH ESO ISS AMBI TAU0 END 0.005119
HIERARCH ESO ISS AMBI TEMP 16.51
HIERARCH ESO ISS AMBI FWHM START 0.95
HIERARCH ESO ISS AMBI FWHM END 1.05