Exposure
ID
MATIS.2025-01-29T03:49:48.259_1
Header ID
MATIS.2025-01-29T03:49:48.259
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-29 03:55:42 UTC+0000
UTC Start
2025-01-29 03:49:48.259
UTC End
2025-01-29 03:50:48.319
MJD Start
60704.15958633
MJD End
60704.16028146889
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.00753
Ambient temperature (°C)
17.59
Seeing (arcsec)
0.61
Observation
ID
63559
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
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 19.1590 19.1890 114.0000 114.2000
A0-D0 32.0010 32.0020 48.0000 48.2000
A0-C1 19.6800 19.7020 84.3780 84.6060
B2-D0 29.8790 29.8720 12.2000 12.3000
B2-C1 9.9510 9.9480 12.1140 12.2760
D0-C1 19.9280 19.9240 192.1740 192.3360
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 60704.15958633
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME l_Car
RA 146.309115
DEC -62.50784
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME LOW
HIERARCH ESO INS DIL 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 0.0751997
HIERARCH ESO DET SEQ1 PERIOD 0.182
HIERARCH ESO DET NDIT 330
HIERARCH ESO ISS PBL12 START 19.159
HIERARCH ESO ISS PBL12 END 19.189
HIERARCH ESO ISS PBLA12 START 114.0
HIERARCH ESO ISS PBLA12 END 114.2
HIERARCH ESO ISS PBL13 START 32.001
HIERARCH ESO ISS PBL13 END 32.002
HIERARCH ESO ISS PBLA13 START 48.0
HIERARCH ESO ISS PBLA13 END 48.2
HIERARCH ESO ISS PBL14 START 19.68
HIERARCH ESO ISS PBL14 END 19.702
HIERARCH ESO ISS PBLA14 START 84.378
HIERARCH ESO ISS PBLA14 END 84.606
HIERARCH ESO ISS PBL23 START 29.879
HIERARCH ESO ISS PBL23 END 29.872
HIERARCH ESO ISS PBLA23 START 12.2
HIERARCH ESO ISS PBLA23 END 12.3
HIERARCH ESO ISS PBL24 START 9.951
HIERARCH ESO ISS PBL24 END 9.948
HIERARCH ESO ISS PBLA24 START 12.114
HIERARCH ESO ISS PBLA24 END 12.276
HIERARCH ESO ISS PBL34 START 19.928
HIERARCH ESO ISS PBL34 END 19.924
HIERARCH ESO ISS PBLA34 START 192.174
HIERARCH ESO ISS PBLA34 END 192.336
HIERARCH ESO ISS AMBI TAU0 START 0.00753
HIERARCH ESO ISS AMBI TAU0 END 0.00753
HIERARCH ESO ISS AMBI TEMP 17.59
HIERARCH ESO ISS AMBI FWHM START 0.6
HIERARCH ESO ISS AMBI FWHM END 0.62