Exposure
ID
MATIS.2025-01-29T03:51:00.918_1
Header ID
MATIS.2025-01-29T03:51:00.918
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-29 04:00:40 UTC+0000
UTC Start
2025-01-29 03:51:00.918
UTC End
2025-01-29 03:52:00.926
MJD Start
60704.16042729
MJD End
60704.16112182704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.00753
Ambient temperature (°C)
17.59
Seeing (arcsec)
0.5900000000000001
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 19.1950 19.2260 114.3000 114.4000
A0-D0 32.0020 32.0020 48.3000 48.5000
A0-C1 19.7070 19.7290 84.6520 84.8840
B2-D0 29.8710 29.8640 12.3000 12.5000
B2-C1 9.9480 9.9460 12.3080 12.4730
D0-C1 19.9230 19.9180 192.3680 192.5330
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 60704.16042729
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 19.195
HIERARCH ESO ISS PBL12 END 19.226
HIERARCH ESO ISS PBLA12 START 114.3
HIERARCH ESO ISS PBLA12 END 114.4
HIERARCH ESO ISS PBL13 START 32.002
HIERARCH ESO ISS PBL13 END 32.002
HIERARCH ESO ISS PBLA13 START 48.3
HIERARCH ESO ISS PBLA13 END 48.5
HIERARCH ESO ISS PBL14 START 19.707
HIERARCH ESO ISS PBL14 END 19.729
HIERARCH ESO ISS PBLA14 START 84.652
HIERARCH ESO ISS PBLA14 END 84.884
HIERARCH ESO ISS PBL23 START 29.871
HIERARCH ESO ISS PBL23 END 29.864
HIERARCH ESO ISS PBLA23 START 12.3
HIERARCH ESO ISS PBLA23 END 12.5
HIERARCH ESO ISS PBL24 START 9.948
HIERARCH ESO ISS PBL24 END 9.946
HIERARCH ESO ISS PBLA24 START 12.308
HIERARCH ESO ISS PBLA24 END 12.473
HIERARCH ESO ISS PBL34 START 19.923
HIERARCH ESO ISS PBL34 END 19.918
HIERARCH ESO ISS PBLA34 START 192.368
HIERARCH ESO ISS PBLA34 END 192.533
HIERARCH ESO ISS AMBI TAU0 START 0.00753
HIERARCH ESO ISS AMBI TAU0 END 0.00753
HIERARCH ESO ISS AMBI TEMP 17.59
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.56