Exposure
ID
MATIS.2025-01-31T02:09:56.758_1
Header ID
MATIS.2025-01-31T02:09:56.758
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-31 02:15:49 UTC+0000
UTC Start
2025-01-31 02:09:56.758
UTC End
2025-01-31 02:10:56.818
MJD Start
60706.09024025
MJD End
60706.090935388886
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.005119
Ambient temperature (°C)
16.5
Seeing (arcsec)
1.05
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 15.9360 15.9760 96.4000 96.6000
A0-D0 31.7510 31.7550 26.9000 27.1000
A0-C1 17.4200 17.4460 61.7230 61.9930
B2-D0 30.1170 30.1190 357.2000 357.4000
B2-C1 10.0290 10.0300 357.1720 357.3350
D0-C1 20.0880 20.0890 177.2220 177.3850
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 60706.09024025
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 0.156
HIERARCH ESO DET NDIT 385
HIERARCH ESO ISS PBL12 START 15.936
HIERARCH ESO ISS PBL12 END 15.976
HIERARCH ESO ISS PBLA12 START 96.4
HIERARCH ESO ISS PBLA12 END 96.6
HIERARCH ESO ISS PBL13 START 31.751
HIERARCH ESO ISS PBL13 END 31.755
HIERARCH ESO ISS PBLA13 START 26.9
HIERARCH ESO ISS PBLA13 END 27.1
HIERARCH ESO ISS PBL14 START 17.42
HIERARCH ESO ISS PBL14 END 17.446
HIERARCH ESO ISS PBLA14 START 61.723
HIERARCH ESO ISS PBLA14 END 61.993
HIERARCH ESO ISS PBL23 START 30.117
HIERARCH ESO ISS PBL23 END 30.119
HIERARCH ESO ISS PBLA23 START 357.2
HIERARCH ESO ISS PBLA23 END 357.4
HIERARCH ESO ISS PBL24 START 10.029
HIERARCH ESO ISS PBL24 END 10.03
HIERARCH ESO ISS PBLA24 START 357.172
HIERARCH ESO ISS PBLA24 END 357.335
HIERARCH ESO ISS PBL34 START 20.088
HIERARCH ESO ISS PBL34 END 20.089
HIERARCH ESO ISS PBLA34 START 177.222
HIERARCH ESO ISS PBLA34 END 177.385
HIERARCH ESO ISS AMBI TAU0 START 0.005119
HIERARCH ESO ISS AMBI TAU0 END 0.005119
HIERARCH ESO ISS AMBI TEMP 16.5
HIERARCH ESO ISS AMBI FWHM START 1.05
HIERARCH ESO ISS AMBI FWHM END 1.05