Exposure
ID
MATIS.2024-12-29T07:40:17.899_1
Header ID
MATIS.2024-12-29T07:40:17.899
Date updated
2024-12-29 07:50:45 UTC+0000
Release date
2025-12-29 07:50:45 UTC+0000
UTC Start
2024-12-29 07:40:17.899
UTC End
2024-12-29 07:41:17.959
MJD Start
60673.31965161
MJD End
60673.320346748886
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.008067
Ambient temperature (°C)
12.7
Seeing (arcsec)
0.7
Observation
ID
61984
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
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 86.4620 86.5130 108.0000 108.3000
A0-J2 129.0130 129.0280 89.1000 89.3000
A0-K0 126.0440 126.0020 71.7640 71.9800
G1-J2 54.9840 54.9510 58.3000 58.5000
G1-K0 76.1070 76.0580 29.5280 29.6860
J2-K0 38.4750 38.4890 346.0470 346.1830
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 60673.31965161
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME l_Car
RA 146.309116
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 0.0751997
HIERARCH ESO DET SEQ1 PERIOD 0.182
HIERARCH ESO DET NDIT 330
HIERARCH ESO ISS PBL12 START 86.462
HIERARCH ESO ISS PBL12 END 86.513
HIERARCH ESO ISS PBLA12 START 108.0
HIERARCH ESO ISS PBLA12 END 108.3
HIERARCH ESO ISS PBL13 START 129.013
HIERARCH ESO ISS PBL13 END 129.028
HIERARCH ESO ISS PBLA13 START 89.1
HIERARCH ESO ISS PBLA13 END 89.3
HIERARCH ESO ISS PBL14 START 126.044
HIERARCH ESO ISS PBL14 END 126.002
HIERARCH ESO ISS PBLA14 START 71.764
HIERARCH ESO ISS PBLA14 END 71.98
HIERARCH ESO ISS PBL23 START 54.984
HIERARCH ESO ISS PBL23 END 54.951
HIERARCH ESO ISS PBLA23 START 58.3
HIERARCH ESO ISS PBLA23 END 58.5
HIERARCH ESO ISS PBL24 START 76.107
HIERARCH ESO ISS PBL24 END 76.058
HIERARCH ESO ISS PBLA24 START 29.528
HIERARCH ESO ISS PBLA24 END 29.686
HIERARCH ESO ISS PBL34 START 38.475
HIERARCH ESO ISS PBL34 END 38.489
HIERARCH ESO ISS PBLA34 START 346.047
HIERARCH ESO ISS PBLA34 END 346.183
HIERARCH ESO ISS AMBI TAU0 START 0.008497
HIERARCH ESO ISS AMBI TAU0 END 0.007637
HIERARCH ESO ISS AMBI TEMP 12.7
HIERARCH ESO ISS AMBI FWHM START 0.73
HIERARCH ESO ISS AMBI FWHM END 0.67