Exposure
ID
MATIS.2025-01-29T03:43:41.732_1
Header ID
MATIS.2025-01-29T03:43:41.732
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-29 03:50:39 UTC+0000
UTC Start
2025-01-29 03:43:41.732
UTC End
2025-01-29 03:44:41.792
MJD Start
60704.15534412
MJD End
60704.15603925889
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.007859
Ambient temperature (°C)
17.63
Seeing (arcsec)
0.67
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 18.9710 19.0020 112.9000 113.1000
A0-D0 31.9960 31.9970 46.6000 46.9000
A0-C1 19.5420 19.5650 82.9720 83.2060
B2-D0 29.9190 29.9130 11.2000 11.3000
B2-C1 9.9640 9.9620 11.1240 11.2890
D0-C1 19.9550 19.9510 191.1830 191.3480
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 60704.15534412
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 18.971
HIERARCH ESO ISS PBL12 END 19.002
HIERARCH ESO ISS PBLA12 START 112.9
HIERARCH ESO ISS PBLA12 END 113.1
HIERARCH ESO ISS PBL13 START 31.996
HIERARCH ESO ISS PBL13 END 31.997
HIERARCH ESO ISS PBLA13 START 46.6
HIERARCH ESO ISS PBLA13 END 46.9
HIERARCH ESO ISS PBL14 START 19.542
HIERARCH ESO ISS PBL14 END 19.565
HIERARCH ESO ISS PBLA14 START 82.972
HIERARCH ESO ISS PBLA14 END 83.206
HIERARCH ESO ISS PBL23 START 29.919
HIERARCH ESO ISS PBL23 END 29.913
HIERARCH ESO ISS PBLA23 START 11.2
HIERARCH ESO ISS PBLA23 END 11.3
HIERARCH ESO ISS PBL24 START 9.964
HIERARCH ESO ISS PBL24 END 9.962
HIERARCH ESO ISS PBLA24 START 11.124
HIERARCH ESO ISS PBLA24 END 11.289
HIERARCH ESO ISS PBL34 START 19.955
HIERARCH ESO ISS PBL34 END 19.951
HIERARCH ESO ISS PBLA34 START 191.183
HIERARCH ESO ISS PBLA34 END 191.348
HIERARCH ESO ISS AMBI TAU0 START 0.007859
HIERARCH ESO ISS AMBI TAU0 END 0.007859
HIERARCH ESO ISS AMBI TEMP 17.63
HIERARCH ESO ISS AMBI FWHM START 0.67
HIERARCH ESO ISS AMBI FWHM END 0.67