Exposure
ID
MATIS.2025-03-05T05:12:21.103_1
Header ID
MATIS.2025-03-05T05:12:21.103
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-03-05 05:21:25 UTC+0000
UTC Start
2025-03-05 05:12:21.103
UTC End
2025-03-05 05:13:21.111
MJD Start
60739.21691092
MJD End
60739.21760545704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.005669
Ambient temperature (°C)
14.32
Seeing (arcsec)
0.8049999999999999
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 23.3300 23.3390 153.1000 153.3000
A0-D0 29.5320 29.5070 96.3000 96.5000
A0-C1 22.4940 22.4980 131.6510 131.8660
B2-D0 25.7350 25.7020 47.0000 47.1000
B2-C1 8.5720 8.5610 46.8980 47.0520
D0-C1 17.1640 17.1420 226.9810 227.1360
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 60739.21691092
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 23.33
HIERARCH ESO ISS PBL12 END 23.339
HIERARCH ESO ISS PBLA12 START 153.1
HIERARCH ESO ISS PBLA12 END 153.3
HIERARCH ESO ISS PBL13 START 29.532
HIERARCH ESO ISS PBL13 END 29.507
HIERARCH ESO ISS PBLA13 START 96.3
HIERARCH ESO ISS PBLA13 END 96.5
HIERARCH ESO ISS PBL14 START 22.494
HIERARCH ESO ISS PBL14 END 22.498
HIERARCH ESO ISS PBLA14 START 131.651
HIERARCH ESO ISS PBLA14 END 131.866
HIERARCH ESO ISS PBL23 START 25.735
HIERARCH ESO ISS PBL23 END 25.702
HIERARCH ESO ISS PBLA23 START 47.0
HIERARCH ESO ISS PBLA23 END 47.1
HIERARCH ESO ISS PBL24 START 8.572
HIERARCH ESO ISS PBL24 END 8.561
HIERARCH ESO ISS PBLA24 START 46.898
HIERARCH ESO ISS PBLA24 END 47.052
HIERARCH ESO ISS PBL34 START 17.164
HIERARCH ESO ISS PBL34 END 17.142
HIERARCH ESO ISS PBLA34 START 226.981
HIERARCH ESO ISS PBLA34 END 227.136
HIERARCH ESO ISS AMBI TAU0 START 0.005669
HIERARCH ESO ISS AMBI TAU0 END 0.005669
HIERARCH ESO ISS AMBI TEMP 14.32
HIERARCH ESO ISS AMBI FWHM START 0.91
HIERARCH ESO ISS AMBI FWHM END 0.7