Exposure
ID
MATIS.2025-03-08T05:40:51.032_1
Header ID
MATIS.2025-03-08T05:40:51.032
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2025-03-08 05:40:51 UTC+0000
UTC Start
2025-03-08 05:40:51.032
UTC End
2025-03-08 05:41:51.040
MJD Start
60742.23670176
MJD End
60742.23739629704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.005799
Ambient temperature (°C)
13.29
Seeing (arcsec)
0.855
Observation
ID
64975
Category
calibrator
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
48386
Name
iot Car
RA
139.270145
DEC
-59.27516
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 24.2140 24.2190 165.7000 165.9000
A0-D0 27.2960 27.2600 110.7000 111.0000
A0-C1 22.6130 22.6130 146.5100 146.7370
B2-D0 23.9540 23.9090 54.8000 54.9000
B2-C1 7.9790 7.9640 54.7270 54.8760
D0-C1 15.9750 15.9450 234.8170 234.9660
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.273K.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD
MJD-OBS 60742.23670176
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME iot Car
RA 139.270145
DEC -59.27516
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 24.214
HIERARCH ESO ISS PBL12 END 24.219
HIERARCH ESO ISS PBLA12 START 165.7
HIERARCH ESO ISS PBLA12 END 165.9
HIERARCH ESO ISS PBL13 START 27.296
HIERARCH ESO ISS PBL13 END 27.26
HIERARCH ESO ISS PBLA13 START 110.7
HIERARCH ESO ISS PBLA13 END 111.0
HIERARCH ESO ISS PBL14 START 22.613
HIERARCH ESO ISS PBL14 END 22.613
HIERARCH ESO ISS PBLA14 START 146.51
HIERARCH ESO ISS PBLA14 END 146.737
HIERARCH ESO ISS PBL23 START 23.954
HIERARCH ESO ISS PBL23 END 23.909
HIERARCH ESO ISS PBLA23 START 54.8
HIERARCH ESO ISS PBLA23 END 54.9
HIERARCH ESO ISS PBL24 START 7.979
HIERARCH ESO ISS PBL24 END 7.964
HIERARCH ESO ISS PBLA24 START 54.727
HIERARCH ESO ISS PBLA24 END 54.876
HIERARCH ESO ISS PBL34 START 15.975
HIERARCH ESO ISS PBL34 END 15.945
HIERARCH ESO ISS PBLA34 START 234.817
HIERARCH ESO ISS PBLA34 END 234.966
HIERARCH ESO ISS AMBI TAU0 START 0.005775
HIERARCH ESO ISS AMBI TAU0 END 0.005823
HIERARCH ESO ISS AMBI TEMP 13.29
HIERARCH ESO ISS AMBI FWHM START 0.87
HIERARCH ESO ISS AMBI FWHM END 0.84