Exposure
ID
MATIS.2025-03-07T01:42:48.348_1
Header ID
MATIS.2025-03-07T01:42:48.348
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2025-03-07 01:42:48 UTC+0000
UTC Start
2025-03-07 01:42:48.348
UTC End
2025-03-07 01:43:48.356
MJD Start
60741.07139292
MJD End
60741.07208745704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.004719
Ambient temperature (°C)
12.57
Seeing (arcsec)
1.15
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 20.9070 20.9330 124.3000 124.5000
A0-D0 31.9880 31.9860 58.2000 58.4000
A0-C1 20.6860 20.7070 96.2020 96.4180
B2-D0 30.3120 30.3010 19.1000 19.2000
B2-C1 10.0950 10.0920 19.0370 19.1970
D0-C1 20.2170 20.2090 199.1000 199.2610
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 60741.07139292
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 20.907
HIERARCH ESO ISS PBL12 END 20.933
HIERARCH ESO ISS PBLA12 START 124.3
HIERARCH ESO ISS PBLA12 END 124.5
HIERARCH ESO ISS PBL13 START 31.988
HIERARCH ESO ISS PBL13 END 31.986
HIERARCH ESO ISS PBLA13 START 58.2
HIERARCH ESO ISS PBLA13 END 58.4
HIERARCH ESO ISS PBL14 START 20.686
HIERARCH ESO ISS PBL14 END 20.707
HIERARCH ESO ISS PBLA14 START 96.202
HIERARCH ESO ISS PBLA14 END 96.418
HIERARCH ESO ISS PBL23 START 30.312
HIERARCH ESO ISS PBL23 END 30.301
HIERARCH ESO ISS PBLA23 START 19.1
HIERARCH ESO ISS PBLA23 END 19.2
HIERARCH ESO ISS PBL24 START 10.095
HIERARCH ESO ISS PBL24 END 10.092
HIERARCH ESO ISS PBLA24 START 19.037
HIERARCH ESO ISS PBLA24 END 19.197
HIERARCH ESO ISS PBL34 START 20.217
HIERARCH ESO ISS PBL34 END 20.209
HIERARCH ESO ISS PBLA34 START 199.1
HIERARCH ESO ISS PBLA34 END 199.261
HIERARCH ESO ISS AMBI TAU0 START 0.004845
HIERARCH ESO ISS AMBI TAU0 END 0.004593
HIERARCH ESO ISS AMBI TEMP 12.57
HIERARCH ESO ISS AMBI FWHM START 1.15
HIERARCH ESO ISS AMBI FWHM END 1.15