Exposure
ID
MATIS.2024-12-04T07:44:30.040_1
Header ID
MATIS.2024-12-04T07:44:30.040
Date updated
2024-12-04 07:50:55 UTC+0000
Release date
2025-12-04 07:50:55 UTC+0000
UTC Start
2024-12-04 07:44:30.040
UTC End
2024-12-04 07:45:30.048
MJD Start
60648.32256991
MJD End
60648.323264447
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0044175
Ambient temperature (°C)
12.91
Seeing (arcsec)
0.46
Observation
ID
62229
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
46097
Name
l_Car
RA
146.309116
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 19.5890 19.6190 116.7000 116.9000
A0-D0 32.0030 32.0020 51.2000 51.5000
A0-C1 19.9970 20.0190 87.6790 87.9100
B2-D0 29.7710 29.7630 14.5000 14.7000
B2-C1 9.9150 9.9120 14.4610 14.6280
D0-C1 19.8570 19.8510 194.5230 194.6890
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 60648.32256991
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME l_Car
RA 146.309116
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 19.589
HIERARCH ESO ISS PBL12 END 19.619
HIERARCH ESO ISS PBLA12 START 116.7
HIERARCH ESO ISS PBLA12 END 116.9
HIERARCH ESO ISS PBL13 START 32.003
HIERARCH ESO ISS PBL13 END 32.002
HIERARCH ESO ISS PBLA13 START 51.2
HIERARCH ESO ISS PBLA13 END 51.5
HIERARCH ESO ISS PBL14 START 19.997
HIERARCH ESO ISS PBL14 END 20.019
HIERARCH ESO ISS PBLA14 START 87.679
HIERARCH ESO ISS PBLA14 END 87.91
HIERARCH ESO ISS PBL23 START 29.771
HIERARCH ESO ISS PBL23 END 29.763
HIERARCH ESO ISS PBLA23 START 14.5
HIERARCH ESO ISS PBLA23 END 14.7
HIERARCH ESO ISS PBL24 START 9.915
HIERARCH ESO ISS PBL24 END 9.912
HIERARCH ESO ISS PBLA24 START 14.461
HIERARCH ESO ISS PBLA24 END 14.628
HIERARCH ESO ISS PBL34 START 19.857
HIERARCH ESO ISS PBL34 END 19.851
HIERARCH ESO ISS PBLA34 START 194.523
HIERARCH ESO ISS PBLA34 END 194.689
HIERARCH ESO ISS AMBI TAU0 START 0.004961
HIERARCH ESO ISS AMBI TAU0 END 0.003874
HIERARCH ESO ISS AMBI TEMP 12.91
HIERARCH ESO ISS AMBI FWHM START 0.42
HIERARCH ESO ISS AMBI FWHM END 0.5