Exposure
ID
MATIS.2025-01-30T01:29:07.172_1
Header ID
MATIS.2025-01-30T01:29:07.172
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-30 01:40:50 UTC+0000
UTC Start
2025-01-30 01:29:07.172
UTC End
2025-01-30 01:30:07.180
MJD Start
60705.06188857
MJD End
60705.06258310704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.006901
Ambient temperature (°C)
15.92
Seeing (arcsec)
0.81
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 14.1090 14.1520 86.6000 86.8000
A0-D0 31.6010 31.6040 16.3000 16.5000
A0-C1 16.3050 16.3290 49.1510 49.4460
B2-D0 29.9580 29.9640 349.9000 350.1000
B2-C1 9.9760 9.9780 349.9070 350.0680
D0-C1 19.9820 19.9860 169.9520 170.1120
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 60705.06188857
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 14.109
HIERARCH ESO ISS PBL12 END 14.152
HIERARCH ESO ISS PBLA12 START 86.6
HIERARCH ESO ISS PBLA12 END 86.8
HIERARCH ESO ISS PBL13 START 31.601
HIERARCH ESO ISS PBL13 END 31.604
HIERARCH ESO ISS PBLA13 START 16.3
HIERARCH ESO ISS PBLA13 END 16.5
HIERARCH ESO ISS PBL14 START 16.305
HIERARCH ESO ISS PBL14 END 16.329
HIERARCH ESO ISS PBLA14 START 49.151
HIERARCH ESO ISS PBLA14 END 49.446
HIERARCH ESO ISS PBL23 START 29.958
HIERARCH ESO ISS PBL23 END 29.964
HIERARCH ESO ISS PBLA23 START 349.9
HIERARCH ESO ISS PBLA23 END 350.1
HIERARCH ESO ISS PBL24 START 9.976
HIERARCH ESO ISS PBL24 END 9.978
HIERARCH ESO ISS PBLA24 START 349.907
HIERARCH ESO ISS PBLA24 END 350.068
HIERARCH ESO ISS PBL34 START 19.982
HIERARCH ESO ISS PBL34 END 19.986
HIERARCH ESO ISS PBLA34 START 169.952
HIERARCH ESO ISS PBLA34 END 170.112
HIERARCH ESO ISS AMBI TAU0 START 0.006901
HIERARCH ESO ISS AMBI TAU0 END 0.006901
HIERARCH ESO ISS AMBI TEMP 15.92
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 0.81