Exposure
ID
MATIS.2025-03-05T05:16:06.970_1
Header ID
MATIS.2025-03-05T05:16:06.970
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-03-05 05:21:25 UTC+0000
UTC Start
2025-03-05 05:16:06.970
UTC End
2025-03-05 05:17:06.978
MJD Start
60739.21952512
MJD End
60739.22021965704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.005587
Ambient temperature (°C)
14.3
Seeing (arcsec)
0.725
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 23.3630 23.3710 153.8000 154.0000
A0-D0 29.4390 29.4130 97.2000 97.4000
A0-C1 22.5070 22.5110 132.4590 132.6740
B2-D0 25.6120 25.5780 47.5000 47.7000
B2-C1 8.5310 8.5190 47.4810 47.6360
D0-C1 17.0810 17.0590 227.5640 227.7190
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 60739.21952512
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 23.363
HIERARCH ESO ISS PBL12 END 23.371
HIERARCH ESO ISS PBLA12 START 153.8
HIERARCH ESO ISS PBLA12 END 154.0
HIERARCH ESO ISS PBL13 START 29.439
HIERARCH ESO ISS PBL13 END 29.413
HIERARCH ESO ISS PBLA13 START 97.2
HIERARCH ESO ISS PBLA13 END 97.4
HIERARCH ESO ISS PBL14 START 22.507
HIERARCH ESO ISS PBL14 END 22.511
HIERARCH ESO ISS PBLA14 START 132.459
HIERARCH ESO ISS PBLA14 END 132.674
HIERARCH ESO ISS PBL23 START 25.612
HIERARCH ESO ISS PBL23 END 25.578
HIERARCH ESO ISS PBLA23 START 47.5
HIERARCH ESO ISS PBLA23 END 47.7
HIERARCH ESO ISS PBL24 START 8.531
HIERARCH ESO ISS PBL24 END 8.519
HIERARCH ESO ISS PBLA24 START 47.481
HIERARCH ESO ISS PBLA24 END 47.636
HIERARCH ESO ISS PBL34 START 17.081
HIERARCH ESO ISS PBL34 END 17.059
HIERARCH ESO ISS PBLA34 START 227.564
HIERARCH ESO ISS PBLA34 END 227.719
HIERARCH ESO ISS AMBI TAU0 START 0.005587
HIERARCH ESO ISS AMBI TAU0 END 0.005587
HIERARCH ESO ISS AMBI TEMP 14.3
HIERARCH ESO ISS AMBI FWHM START 0.74
HIERARCH ESO ISS AMBI FWHM END 0.71