Exposure
ID
MATIS.2025-03-08T05:47:49.539_1
Header ID
MATIS.2025-03-08T05:47:49.539
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2025-03-08 05:47:49 UTC+0000
UTC Start
2025-03-08 05:47:49.539
UTC End
2025-03-08 05:48:49.547
MJD Start
60742.24154559
MJD End
60742.24224012704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.005766500000000001
Ambient temperature (°C)
13.24
Seeing (arcsec)
0.79
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 24.2410 24.2450 167.0000 167.2000
A0-D0 27.0520 27.0160 112.4000 112.7000
A0-C1 22.6070 22.6060 148.0370 148.2640
B2-D0 23.6450 23.5990 55.8000 55.9000
B2-C1 7.8770 7.8610 55.7140 55.8600
D0-C1 15.7690 15.7380 235.8050 235.9510
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 60742.24154559
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 24.241
HIERARCH ESO ISS PBL12 END 24.245
HIERARCH ESO ISS PBLA12 START 167.0
HIERARCH ESO ISS PBLA12 END 167.2
HIERARCH ESO ISS PBL13 START 27.052
HIERARCH ESO ISS PBL13 END 27.016
HIERARCH ESO ISS PBLA13 START 112.4
HIERARCH ESO ISS PBLA13 END 112.7
HIERARCH ESO ISS PBL14 START 22.607
HIERARCH ESO ISS PBL14 END 22.606
HIERARCH ESO ISS PBLA14 START 148.037
HIERARCH ESO ISS PBLA14 END 148.264
HIERARCH ESO ISS PBL23 START 23.645
HIERARCH ESO ISS PBL23 END 23.599
HIERARCH ESO ISS PBLA23 START 55.8
HIERARCH ESO ISS PBLA23 END 55.9
HIERARCH ESO ISS PBL24 START 7.877
HIERARCH ESO ISS PBL24 END 7.861
HIERARCH ESO ISS PBLA24 START 55.714
HIERARCH ESO ISS PBLA24 END 55.86
HIERARCH ESO ISS PBL34 START 15.769
HIERARCH ESO ISS PBL34 END 15.738
HIERARCH ESO ISS PBLA34 START 235.805
HIERARCH ESO ISS PBLA34 END 235.951
HIERARCH ESO ISS AMBI TAU0 START 0.005917
HIERARCH ESO ISS AMBI TAU0 END 0.005616
HIERARCH ESO ISS AMBI TEMP 13.24
HIERARCH ESO ISS AMBI FWHM START 0.78
HIERARCH ESO ISS AMBI FWHM END 0.8