Exposure
ID
MATIS.2025-03-08T05:15:14.431_1
Header ID
MATIS.2025-03-08T05:15:14.431
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-03-08 05:25:48 UTC+0000
UTC Start
2025-03-08 05:15:14.431
UTC End
2025-03-08 05:16:14.439
MJD Start
60742.21891702
MJD End
60742.21961155704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0063355
Ambient temperature (°C)
13.41
Seeing (arcsec)
0.81
Observation
ID
63560
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
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 23.4520 23.4600 155.8000 155.9000
A0-D0 29.1590 29.1330 99.7000 99.9000
A0-C1 22.5410 22.5440 134.8080 135.0220
B2-D0 25.2430 25.2080 49.2000 49.4000
B2-C1 8.4080 8.3960 49.1730 49.3250
D0-C1 16.8350 16.8120 229.2580 229.4100
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 60742.21891702
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME l_Car
RA 146.309115
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 23.452
HIERARCH ESO ISS PBL12 END 23.46
HIERARCH ESO ISS PBLA12 START 155.8
HIERARCH ESO ISS PBLA12 END 155.9
HIERARCH ESO ISS PBL13 START 29.159
HIERARCH ESO ISS PBL13 END 29.133
HIERARCH ESO ISS PBLA13 START 99.7
HIERARCH ESO ISS PBLA13 END 99.9
HIERARCH ESO ISS PBL14 START 22.541
HIERARCH ESO ISS PBL14 END 22.544
HIERARCH ESO ISS PBLA14 START 134.808
HIERARCH ESO ISS PBLA14 END 135.022
HIERARCH ESO ISS PBL23 START 25.243
HIERARCH ESO ISS PBL23 END 25.208
HIERARCH ESO ISS PBLA23 START 49.2
HIERARCH ESO ISS PBLA23 END 49.4
HIERARCH ESO ISS PBL24 START 8.408
HIERARCH ESO ISS PBL24 END 8.396
HIERARCH ESO ISS PBLA24 START 49.173
HIERARCH ESO ISS PBLA24 END 49.325
HIERARCH ESO ISS PBL34 START 16.835
HIERARCH ESO ISS PBL34 END 16.812
HIERARCH ESO ISS PBLA34 START 229.258
HIERARCH ESO ISS PBLA34 END 229.41
HIERARCH ESO ISS AMBI TAU0 START 0.005818
HIERARCH ESO ISS AMBI TAU0 END 0.006853
HIERARCH ESO ISS AMBI TEMP 13.41
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 0.81