Exposure
ID
MATIS.2025-01-30T08:18:18.223_1
Header ID
MATIS.2025-01-30T08:18:18.223
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-30 08:25:49 UTC+0000
UTC Start
2025-01-30 08:18:18.223
UTC End
2025-01-30 08:19:18.231
MJD Start
60705.34604425
MJD End
60705.34673878704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.004269
Ambient temperature (°C)
12.54
Seeing (arcsec)
1.65
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 23.6990 23.7050 162.5000 162.7000
A0-D0 28.1150 28.0850 108.6000 108.8000
A0-C1 22.6090 22.6100 142.9730 143.2010
B2-D0 23.8460 23.8060 55.1000 55.2000
B2-C1 7.9430 7.9290 54.9950 55.1580
D0-C1 15.9030 15.8760 235.0860 235.2490
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 60705.34604425
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 23.699
HIERARCH ESO ISS PBL12 END 23.705
HIERARCH ESO ISS PBLA12 START 162.5
HIERARCH ESO ISS PBLA12 END 162.7
HIERARCH ESO ISS PBL13 START 28.115
HIERARCH ESO ISS PBL13 END 28.085
HIERARCH ESO ISS PBLA13 START 108.6
HIERARCH ESO ISS PBLA13 END 108.8
HIERARCH ESO ISS PBL14 START 22.609
HIERARCH ESO ISS PBL14 END 22.61
HIERARCH ESO ISS PBLA14 START 142.973
HIERARCH ESO ISS PBLA14 END 143.201
HIERARCH ESO ISS PBL23 START 23.846
HIERARCH ESO ISS PBL23 END 23.806
HIERARCH ESO ISS PBLA23 START 55.1
HIERARCH ESO ISS PBLA23 END 55.2
HIERARCH ESO ISS PBL24 START 7.943
HIERARCH ESO ISS PBL24 END 7.929
HIERARCH ESO ISS PBLA24 START 54.995
HIERARCH ESO ISS PBLA24 END 55.158
HIERARCH ESO ISS PBL34 START 15.903
HIERARCH ESO ISS PBL34 END 15.876
HIERARCH ESO ISS PBLA34 START 235.086
HIERARCH ESO ISS PBLA34 END 235.249
HIERARCH ESO ISS AMBI TAU0 START 0.004301
HIERARCH ESO ISS AMBI TAU0 END 0.004237
HIERARCH ESO ISS AMBI TEMP 12.54
HIERARCH ESO ISS AMBI FWHM START 1.65
HIERARCH ESO ISS AMBI FWHM END 1.65