Exposure
ID
MATIS.2024-12-30T03:54:54.335_1
Header ID
MATIS.2024-12-30T03:54:54.335
Date updated
2024-12-30 04:00:46 UTC+0000
Release date
2025-12-30 04:00:46 UTC+0000
UTC Start
2024-12-30 03:54:54.335
UTC End
2024-12-30 03:55:54.343
MJD Start
60674.16312888
MJD End
60674.16382341704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0086505
Ambient temperature (°C)
15.3
Seeing (arcsec)
0.46499999999999997
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 67.5780 67.6810 56.0000 56.3000
A0-J2 116.7510 116.8170 36.0000 36.3000
A0-K0 126.6740 126.6880 21.9620 22.2080
G1-J2 58.0320 58.0300 12.6000 12.8000
G1-K0 80.1660 80.1760 353.8080 353.9780
J2-K0 31.3850 31.4370 317.2910 317.4190
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 60674.16312888
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 67.578
HIERARCH ESO ISS PBL12 END 67.681
HIERARCH ESO ISS PBLA12 START 56.0
HIERARCH ESO ISS PBLA12 END 56.3
HIERARCH ESO ISS PBL13 START 116.751
HIERARCH ESO ISS PBL13 END 116.817
HIERARCH ESO ISS PBLA13 START 36.0
HIERARCH ESO ISS PBLA13 END 36.3
HIERARCH ESO ISS PBL14 START 126.674
HIERARCH ESO ISS PBL14 END 126.688
HIERARCH ESO ISS PBLA14 START 21.962
HIERARCH ESO ISS PBLA14 END 22.208
HIERARCH ESO ISS PBL23 START 58.032
HIERARCH ESO ISS PBL23 END 58.03
HIERARCH ESO ISS PBLA23 START 12.6
HIERARCH ESO ISS PBLA23 END 12.8
HIERARCH ESO ISS PBL24 START 80.166
HIERARCH ESO ISS PBL24 END 80.176
HIERARCH ESO ISS PBLA24 START 353.808
HIERARCH ESO ISS PBLA24 END 353.978
HIERARCH ESO ISS PBL34 START 31.385
HIERARCH ESO ISS PBL34 END 31.437
HIERARCH ESO ISS PBLA34 START 317.291
HIERARCH ESO ISS PBLA34 END 317.419
HIERARCH ESO ISS AMBI TAU0 START 0.009632
HIERARCH ESO ISS AMBI TAU0 END 0.007669
HIERARCH ESO ISS AMBI TEMP 15.3
HIERARCH ESO ISS AMBI FWHM START 0.44
HIERARCH ESO ISS AMBI FWHM END 0.49