Exposure
ID
MATIS.2025-03-06T06:02:45.335_1
Header ID
MATIS.2025-03-06T06:02:45.335
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2025-03-06 06:02:45 UTC+0000
UTC Start
2025-03-06 06:02:45.335
UTC End
2025-03-06 06:03:45.343
MJD Start
60740.2519136
MJD End
60740.25260813704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0044930000000000005
Ambient temperature (°C)
14.7
Seeing (arcsec)
1.09
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 24.2650 24.2690 168.3000 168.4000
A0-D0 26.8020 26.7660 114.2000 114.4000
A0-C1 22.5990 22.5980 149.5980 149.8230
B2-D0 23.3250 23.2780 56.8000 56.9000
B2-C1 7.7700 7.7540 56.7190 56.8630
D0-C1 15.5550 15.5240 236.8110 236.9550
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 60740.2519136
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 24.265
HIERARCH ESO ISS PBL12 END 24.269
HIERARCH ESO ISS PBLA12 START 168.3
HIERARCH ESO ISS PBLA12 END 168.4
HIERARCH ESO ISS PBL13 START 26.802
HIERARCH ESO ISS PBL13 END 26.766
HIERARCH ESO ISS PBLA13 START 114.2
HIERARCH ESO ISS PBLA13 END 114.4
HIERARCH ESO ISS PBL14 START 22.599
HIERARCH ESO ISS PBL14 END 22.598
HIERARCH ESO ISS PBLA14 START 149.598
HIERARCH ESO ISS PBLA14 END 149.823
HIERARCH ESO ISS PBL23 START 23.325
HIERARCH ESO ISS PBL23 END 23.278
HIERARCH ESO ISS PBLA23 START 56.8
HIERARCH ESO ISS PBLA23 END 56.9
HIERARCH ESO ISS PBL24 START 7.77
HIERARCH ESO ISS PBL24 END 7.754
HIERARCH ESO ISS PBLA24 START 56.719
HIERARCH ESO ISS PBLA24 END 56.863
HIERARCH ESO ISS PBL34 START 15.555
HIERARCH ESO ISS PBL34 END 15.524
HIERARCH ESO ISS PBLA34 START 236.811
HIERARCH ESO ISS PBLA34 END 236.955
HIERARCH ESO ISS AMBI TAU0 START 0.004732
HIERARCH ESO ISS AMBI TAU0 END 0.004254
HIERARCH ESO ISS AMBI TEMP 14.7
HIERARCH ESO ISS AMBI FWHM START 1.09
HIERARCH ESO ISS AMBI FWHM END 1.09