Exposure
ID
MATIS.2025-03-07T01:35:47.042_1
Header ID
MATIS.2025-03-07T01:35:47.042
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2025-03-07 01:35:47 UTC+0000
UTC Start
2025-03-07 01:35:47.042
UTC End
2025-03-07 01:36:47.050
MJD Start
60741.06651669
MJD End
60741.06721122704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0047385
Ambient temperature (°C)
12.5
Seeing (arcsec)
0.9299999999999999
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 20.7200 20.7470 123.1000 123.3000
A0-D0 31.9990 31.9970 56.7000 56.9000
A0-C1 20.5410 20.5620 94.7300 94.9410
B2-D0 30.3880 30.3770 18.0000 18.1000
B2-C1 10.1210 10.1170 17.9520 18.1070
D0-C1 20.2670 20.2600 198.0150 198.1700
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 60741.06651669
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 20.72
HIERARCH ESO ISS PBL12 END 20.747
HIERARCH ESO ISS PBLA12 START 123.1
HIERARCH ESO ISS PBLA12 END 123.3
HIERARCH ESO ISS PBL13 START 31.999
HIERARCH ESO ISS PBL13 END 31.997
HIERARCH ESO ISS PBLA13 START 56.7
HIERARCH ESO ISS PBLA13 END 56.9
HIERARCH ESO ISS PBL14 START 20.541
HIERARCH ESO ISS PBL14 END 20.562
HIERARCH ESO ISS PBLA14 START 94.73
HIERARCH ESO ISS PBLA14 END 94.941
HIERARCH ESO ISS PBL23 START 30.388
HIERARCH ESO ISS PBL23 END 30.377
HIERARCH ESO ISS PBLA23 START 18.0
HIERARCH ESO ISS PBLA23 END 18.1
HIERARCH ESO ISS PBL24 START 10.121
HIERARCH ESO ISS PBL24 END 10.117
HIERARCH ESO ISS PBLA24 START 17.952
HIERARCH ESO ISS PBLA24 END 18.107
HIERARCH ESO ISS PBL34 START 20.267
HIERARCH ESO ISS PBL34 END 20.26
HIERARCH ESO ISS PBLA34 START 198.015
HIERARCH ESO ISS PBLA34 END 198.17
HIERARCH ESO ISS AMBI TAU0 START 0.004942
HIERARCH ESO ISS AMBI TAU0 END 0.004535
HIERARCH ESO ISS AMBI TEMP 12.5
HIERARCH ESO ISS AMBI FWHM START 0.88
HIERARCH ESO ISS AMBI FWHM END 0.98