Exposure
ID
MATIS.2025-03-05T04:21:21.590_1
Header ID
MATIS.2025-03-05T04:21:21.590
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-03-05 04:30:47 UTC+0000
UTC Start
2025-03-05 04:21:21.590
UTC End
2025-03-05 04:22:21.598
MJD Start
60739.18149988
MJD End
60739.18219441704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.004368
Ambient temperature (°C)
14.52
Seeing (arcsec)
1.08
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 22.7740 22.7870 144.0000 144.2000
A0-D0 30.6380 30.6190 84.9000 85.1000
A0-C1 22.2180 22.2260 120.8150 121.0330
B2-D0 27.2170 27.1910 39.0000 39.2000
B2-C1 9.0650 9.0560 38.9830 39.1440
D0-C1 18.1520 18.1350 219.0600 219.2210
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 60739.18149988
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 22.774
HIERARCH ESO ISS PBL12 END 22.787
HIERARCH ESO ISS PBLA12 START 144.0
HIERARCH ESO ISS PBLA12 END 144.2
HIERARCH ESO ISS PBL13 START 30.638
HIERARCH ESO ISS PBL13 END 30.619
HIERARCH ESO ISS PBLA13 START 84.9
HIERARCH ESO ISS PBLA13 END 85.1
HIERARCH ESO ISS PBL14 START 22.218
HIERARCH ESO ISS PBL14 END 22.226
HIERARCH ESO ISS PBLA14 START 120.815
HIERARCH ESO ISS PBLA14 END 121.033
HIERARCH ESO ISS PBL23 START 27.217
HIERARCH ESO ISS PBL23 END 27.191
HIERARCH ESO ISS PBLA23 START 39.0
HIERARCH ESO ISS PBLA23 END 39.2
HIERARCH ESO ISS PBL24 START 9.065
HIERARCH ESO ISS PBL24 END 9.056
HIERARCH ESO ISS PBLA24 START 38.983
HIERARCH ESO ISS PBLA24 END 39.144
HIERARCH ESO ISS PBL34 START 18.152
HIERARCH ESO ISS PBL34 END 18.135
HIERARCH ESO ISS PBLA34 START 219.06
HIERARCH ESO ISS PBLA34 END 219.221
HIERARCH ESO ISS AMBI TAU0 START 0.004368
HIERARCH ESO ISS AMBI TAU0 END 0.004368
HIERARCH ESO ISS AMBI TEMP 14.52
HIERARCH ESO ISS AMBI FWHM START 1.08
HIERARCH ESO ISS AMBI FWHM END 1.08