Exposure
ID
MATIS.2024-10-31T07:41:41.394_1
Header ID
MATIS.2024-10-31T07:41:41.394
Date updated
2024-10-31 07:50:40 UTC+0000
Release date
2025-10-31 07:50:40 UTC+0000
UTC Start
2024-10-31 07:41:41.394
UTC End
2024-10-31 07:42:41.402
MJD Start
60614.32061799
MJD End
60614.321312527
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0041785
Ambient temperature (°C)
15.27
Seeing (arcsec)
0.515
Observation
ID
61363
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
45535
Name
l_Car
RA
146.309117
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 14.7280 14.7700 90.0000 90.2000
A0-D0 31.6460 31.6490 19.8000 20.0000
A0-C1 16.6640 16.6890 53.4570 53.7470
B2-D0 30.0330 30.0370 352.3000 352.5000
B2-C1 10.0010 10.0020 352.3100 352.4750
D0-C1 20.0320 20.0340 172.3560 172.5220
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 60614.32061799
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME l_Car
RA 146.309117
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 14.728
HIERARCH ESO ISS PBL12 END 14.77
HIERARCH ESO ISS PBLA12 START 90.0
HIERARCH ESO ISS PBLA12 END 90.2
HIERARCH ESO ISS PBL13 START 31.646
HIERARCH ESO ISS PBL13 END 31.649
HIERARCH ESO ISS PBLA13 START 19.8
HIERARCH ESO ISS PBLA13 END 20.0
HIERARCH ESO ISS PBL14 START 16.664
HIERARCH ESO ISS PBL14 END 16.689
HIERARCH ESO ISS PBLA14 START 53.457
HIERARCH ESO ISS PBLA14 END 53.747
HIERARCH ESO ISS PBL23 START 30.033
HIERARCH ESO ISS PBL23 END 30.037
HIERARCH ESO ISS PBLA23 START 352.3
HIERARCH ESO ISS PBLA23 END 352.5
HIERARCH ESO ISS PBL24 START 10.001
HIERARCH ESO ISS PBL24 END 10.002
HIERARCH ESO ISS PBLA24 START 352.31
HIERARCH ESO ISS PBLA24 END 352.475
HIERARCH ESO ISS PBL34 START 20.032
HIERARCH ESO ISS PBL34 END 20.034
HIERARCH ESO ISS PBLA34 START 172.356
HIERARCH ESO ISS PBLA34 END 172.522
HIERARCH ESO ISS AMBI TAU0 START 0.004247
HIERARCH ESO ISS AMBI TAU0 END 0.00411
HIERARCH ESO ISS AMBI TEMP 15.27
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.51