Exposure
ID
MATIS.2024-12-30T04:00:59.155_1
Header ID
MATIS.2024-12-30T04:00:59.155
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 04:00:59.155
UTC End
2024-12-30 04:01:59.163
MJD Start
60674.16735133
MJD End
60674.16804586704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.008987499999999999
Ambient temperature (°C)
15.21
Seeing (arcsec)
0.48
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 68.1890 68.2940 57.7000 58.0000
A0-J2 117.1520 117.2220 37.6000 37.9000
A0-K0 126.7580 126.7730 23.4030 23.6480
G1-J2 58.0180 58.0160 13.9000 14.1000
G1-K0 80.2180 80.2260 354.7940 354.9620
J2-K0 31.6900 31.7410 318.0340 318.1610
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 60674.16735133
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 68.189
HIERARCH ESO ISS PBL12 END 68.294
HIERARCH ESO ISS PBLA12 START 57.7
HIERARCH ESO ISS PBLA12 END 58.0
HIERARCH ESO ISS PBL13 START 117.152
HIERARCH ESO ISS PBL13 END 117.222
HIERARCH ESO ISS PBLA13 START 37.6
HIERARCH ESO ISS PBLA13 END 37.9
HIERARCH ESO ISS PBL14 START 126.758
HIERARCH ESO ISS PBL14 END 126.773
HIERARCH ESO ISS PBLA14 START 23.403
HIERARCH ESO ISS PBLA14 END 23.648
HIERARCH ESO ISS PBL23 START 58.018
HIERARCH ESO ISS PBL23 END 58.016
HIERARCH ESO ISS PBLA23 START 13.9
HIERARCH ESO ISS PBLA23 END 14.1
HIERARCH ESO ISS PBL24 START 80.218
HIERARCH ESO ISS PBL24 END 80.226
HIERARCH ESO ISS PBLA24 START 354.794
HIERARCH ESO ISS PBLA24 END 354.962
HIERARCH ESO ISS PBL34 START 31.69
HIERARCH ESO ISS PBL34 END 31.741
HIERARCH ESO ISS PBLA34 START 318.034
HIERARCH ESO ISS PBLA34 END 318.161
HIERARCH ESO ISS AMBI TAU0 START 0.009321
HIERARCH ESO ISS AMBI TAU0 END 0.008654
HIERARCH ESO ISS AMBI TEMP 15.21
HIERARCH ESO ISS AMBI FWHM START 0.47
HIERARCH ESO ISS AMBI FWHM END 0.49