Exposure
ID
MATIS.2024-12-29T05:18:42.958_1
Header ID
MATIS.2024-12-29T05:18:42.958
Date updated
2024-12-29 05:25:43 UTC+0000
Release date
2025-12-29 05:25:43 UTC+0000
UTC Start
2024-12-29 05:18:42.958
UTC End
2024-12-29 05:19:42.966
MJD Start
60673.22133053
MJD End
60673.22202506704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0071375
Ambient temperature (°C)
13.98
Seeing (arcsec)
0.43
Observation
ID
61985
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
46097
Name
l_Car
RA
146.309116
DEC
-62.50784
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 75.6520 75.7510 76.7000 76.9000
A0-J2 122.3670 122.4380 56.4000 56.7000
A0-K0 127.7520 127.7620 40.5750 40.8050
G1-J2 57.6610 57.6530 29.4000 29.6000
G1-K0 80.1320 80.1220 6.8050 6.9680
J2-K0 34.8810 34.9190 327.3000 327.4280
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 60673.22133053
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME l_Car
RA 146.309116
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 75.652
HIERARCH ESO ISS PBL12 END 75.751
HIERARCH ESO ISS PBLA12 START 76.7
HIERARCH ESO ISS PBLA12 END 76.9
HIERARCH ESO ISS PBL13 START 122.367
HIERARCH ESO ISS PBL13 END 122.438
HIERARCH ESO ISS PBLA13 START 56.4
HIERARCH ESO ISS PBLA13 END 56.7
HIERARCH ESO ISS PBL14 START 127.752
HIERARCH ESO ISS PBL14 END 127.762
HIERARCH ESO ISS PBLA14 START 40.575
HIERARCH ESO ISS PBLA14 END 40.805
HIERARCH ESO ISS PBL23 START 57.661
HIERARCH ESO ISS PBL23 END 57.653
HIERARCH ESO ISS PBLA23 START 29.4
HIERARCH ESO ISS PBLA23 END 29.6
HIERARCH ESO ISS PBL24 START 80.132
HIERARCH ESO ISS PBL24 END 80.122
HIERARCH ESO ISS PBLA24 START 6.805
HIERARCH ESO ISS PBLA24 END 6.968
HIERARCH ESO ISS PBL34 START 34.881
HIERARCH ESO ISS PBL34 END 34.919
HIERARCH ESO ISS PBLA34 START 327.3
HIERARCH ESO ISS PBLA34 END 327.428
HIERARCH ESO ISS AMBI TAU0 START 0.007017
HIERARCH ESO ISS AMBI TAU0 END 0.007258
HIERARCH ESO ISS AMBI TEMP 13.98
HIERARCH ESO ISS AMBI FWHM START 0.44
HIERARCH ESO ISS AMBI FWHM END 0.42