Exposure
ID
MATIS.2025-03-05T04:14:00.262_1
Header ID
MATIS.2025-03-05T04:14:00.262
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-03-05 04:21:03 UTC+0000
UTC Start
2025-03-05 04:14:00.262
UTC End
2025-03-05 04:15:00.270
MJD Start
60739.17639192
MJD End
60739.17708645704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.005301
Ambient temperature (°C)
14.7
Seeing (arcsec)
0.815
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 22.6760 22.6900 142.7000 142.9000
A0-D0 30.7710 30.7530 83.3000 83.5000
A0-C1 22.1620 22.1700 119.2610 119.4780
B2-D0 27.4030 27.3770 37.9000 38.0000
B2-C1 9.1270 9.1180 37.8350 37.9960
D0-C1 18.2760 18.2590 217.9110 218.0730
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 60739.17639192
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 22.676
HIERARCH ESO ISS PBL12 END 22.69
HIERARCH ESO ISS PBLA12 START 142.7
HIERARCH ESO ISS PBLA12 END 142.9
HIERARCH ESO ISS PBL13 START 30.771
HIERARCH ESO ISS PBL13 END 30.753
HIERARCH ESO ISS PBLA13 START 83.3
HIERARCH ESO ISS PBLA13 END 83.5
HIERARCH ESO ISS PBL14 START 22.162
HIERARCH ESO ISS PBL14 END 22.17
HIERARCH ESO ISS PBLA14 START 119.261
HIERARCH ESO ISS PBLA14 END 119.478
HIERARCH ESO ISS PBL23 START 27.403
HIERARCH ESO ISS PBL23 END 27.377
HIERARCH ESO ISS PBLA23 START 37.9
HIERARCH ESO ISS PBLA23 END 38.0
HIERARCH ESO ISS PBL24 START 9.127
HIERARCH ESO ISS PBL24 END 9.118
HIERARCH ESO ISS PBLA24 START 37.835
HIERARCH ESO ISS PBLA24 END 37.996
HIERARCH ESO ISS PBL34 START 18.276
HIERARCH ESO ISS PBL34 END 18.259
HIERARCH ESO ISS PBLA34 START 217.911
HIERARCH ESO ISS PBLA34 END 218.073
HIERARCH ESO ISS AMBI TAU0 START 0.005401
HIERARCH ESO ISS AMBI TAU0 END 0.005201
HIERARCH ESO ISS AMBI TEMP 14.7
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 0.82