Exposure
ID
MATIS.2025-01-23T06:10:07.533_1
Header ID
MATIS.2025-01-23T06:10:07.533
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-23 06:20:47 UTC+0000
UTC Start
2025-01-23 06:10:07.533
UTC End
2025-01-23 06:11:07.541
MJD Start
60698.25703163
MJD End
60698.25772616704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0128995
Ambient temperature (°C)
13.82
Seeing (arcsec)
0.52
Observation
ID
63488
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
47308
Name
l_Car
RA
146.311522
DEC
-62.50784
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 68.3190 68.3230 269.9000 270.1000
K0-D0 94.2550 94.2200 253.5000 253.7000
K0-J3 47.1060 47.1410 326.0470 326.2110
G2-D0 34.5700 34.5430 219.7000 219.8000
G2-J3 57.4610 57.4170 46.9750 47.1620
D0-J3 91.8550 91.7840 44.2270 44.4100
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 60698.25703163
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME l_Car
RA 146.311522
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 68.319
HIERARCH ESO ISS PBL12 END 68.323
HIERARCH ESO ISS PBLA12 START 269.9
HIERARCH ESO ISS PBLA12 END 270.1
HIERARCH ESO ISS PBL13 START 94.255
HIERARCH ESO ISS PBL13 END 94.22
HIERARCH ESO ISS PBLA13 START 253.5
HIERARCH ESO ISS PBLA13 END 253.7
HIERARCH ESO ISS PBL14 START 47.106
HIERARCH ESO ISS PBL14 END 47.141
HIERARCH ESO ISS PBLA14 START 326.047
HIERARCH ESO ISS PBLA14 END 326.211
HIERARCH ESO ISS PBL23 START 34.57
HIERARCH ESO ISS PBL23 END 34.543
HIERARCH ESO ISS PBLA23 START 219.7
HIERARCH ESO ISS PBLA23 END 219.8
HIERARCH ESO ISS PBL24 START 57.461
HIERARCH ESO ISS PBL24 END 57.417
HIERARCH ESO ISS PBLA24 START 46.975
HIERARCH ESO ISS PBLA24 END 47.162
HIERARCH ESO ISS PBL34 START 91.855
HIERARCH ESO ISS PBL34 END 91.784
HIERARCH ESO ISS PBLA34 START 44.227
HIERARCH ESO ISS PBLA34 END 44.41
HIERARCH ESO ISS AMBI TAU0 START 0.013626
HIERARCH ESO ISS AMBI TAU0 END 0.012173
HIERARCH ESO ISS AMBI TEMP 13.82
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.52