Exposure
ID
MATIS.2024-12-30T04:03:23.191_1
Header ID
MATIS.2024-12-30T04:03:23.191
Date updated
2024-12-30 04:10:50 UTC+0000
Release date
2025-12-30 04:10:50 UTC+0000
UTC Start
2024-12-30 04:03:23.191
UTC End
2024-12-30 04:04:23.199
MJD Start
60674.16901842
MJD End
60674.16971295704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.007674500000000001
Ambient temperature (°C)
15.2
Seeing (arcsec)
0.495
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 68.4340 68.5370 58.4000 58.6000
A0-J2 117.3150 117.3840 38.3000 38.5000
A0-K0 126.7920 126.8070 23.9800 24.2160
G1-J2 58.0120 58.0100 14.4000 14.6000
G1-K0 80.2360 80.2430 355.1910 355.3530
J2-K0 31.8100 31.8600 318.3350 318.4560
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 60674.16901842
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 68.434
HIERARCH ESO ISS PBL12 END 68.537
HIERARCH ESO ISS PBLA12 START 58.4
HIERARCH ESO ISS PBLA12 END 58.6
HIERARCH ESO ISS PBL13 START 117.315
HIERARCH ESO ISS PBL13 END 117.384
HIERARCH ESO ISS PBLA13 START 38.3
HIERARCH ESO ISS PBLA13 END 38.5
HIERARCH ESO ISS PBL14 START 126.792
HIERARCH ESO ISS PBL14 END 126.807
HIERARCH ESO ISS PBLA14 START 23.98
HIERARCH ESO ISS PBLA14 END 24.216
HIERARCH ESO ISS PBL23 START 58.012
HIERARCH ESO ISS PBL23 END 58.01
HIERARCH ESO ISS PBLA23 START 14.4
HIERARCH ESO ISS PBLA23 END 14.6
HIERARCH ESO ISS PBL24 START 80.236
HIERARCH ESO ISS PBL24 END 80.243
HIERARCH ESO ISS PBLA24 START 355.191
HIERARCH ESO ISS PBLA24 END 355.353
HIERARCH ESO ISS PBL34 START 31.81
HIERARCH ESO ISS PBL34 END 31.86
HIERARCH ESO ISS PBLA34 START 318.335
HIERARCH ESO ISS PBLA34 END 318.456
HIERARCH ESO ISS AMBI TAU0 START 0.008654
HIERARCH ESO ISS AMBI TAU0 END 0.006695
HIERARCH ESO ISS AMBI TEMP 15.2
HIERARCH ESO ISS AMBI FWHM START 0.49
HIERARCH ESO ISS AMBI FWHM END 0.5