Exposure
ID
MATIS.2025-01-31T01:05:47.370_1
Header ID
MATIS.2025-01-31T01:05:47.370
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-31 01:15:54 UTC+0000
UTC Start
2025-01-31 01:05:47.370
UTC End
2025-01-31 01:06:47.378
MJD Start
60706.04568715
MJD End
60706.04638168704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.007091
Ambient temperature (°C)
16.67
Seeing (arcsec)
0.745
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 13.2830 13.3260 81.9000 82.2000
A0-D0 31.5520 31.5550 11.6000 11.8000
A0-C1 15.8560 15.8790 43.2970 43.6120
B2-D0 29.8310 29.8390 346.8000 347.0000
B2-C1 9.9340 9.9360 346.7640 346.9300
D0-C1 19.8970 19.9020 166.8060 166.9730
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 60706.04568715
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 13.283
HIERARCH ESO ISS PBL12 END 13.326
HIERARCH ESO ISS PBLA12 START 81.9
HIERARCH ESO ISS PBLA12 END 82.2
HIERARCH ESO ISS PBL13 START 31.552
HIERARCH ESO ISS PBL13 END 31.555
HIERARCH ESO ISS PBLA13 START 11.6
HIERARCH ESO ISS PBLA13 END 11.8
HIERARCH ESO ISS PBL14 START 15.856
HIERARCH ESO ISS PBL14 END 15.879
HIERARCH ESO ISS PBLA14 START 43.297
HIERARCH ESO ISS PBLA14 END 43.612
HIERARCH ESO ISS PBL23 START 29.831
HIERARCH ESO ISS PBL23 END 29.839
HIERARCH ESO ISS PBLA23 START 346.8
HIERARCH ESO ISS PBLA23 END 347.0
HIERARCH ESO ISS PBL24 START 9.934
HIERARCH ESO ISS PBL24 END 9.936
HIERARCH ESO ISS PBLA24 START 346.764
HIERARCH ESO ISS PBLA24 END 346.93
HIERARCH ESO ISS PBL34 START 19.897
HIERARCH ESO ISS PBL34 END 19.902
HIERARCH ESO ISS PBLA34 START 166.806
HIERARCH ESO ISS PBLA34 END 166.973
HIERARCH ESO ISS AMBI TAU0 START 0.007463
HIERARCH ESO ISS AMBI TAU0 END 0.006719
HIERARCH ESO ISS AMBI TEMP 16.67
HIERARCH ESO ISS AMBI FWHM START 0.72
HIERARCH ESO ISS AMBI FWHM END 0.77