Exposure
ID
MATIS.2025-03-05T04:39:36.675_1
Header ID
MATIS.2025-03-05T04:39:36.675
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2025-03-05 04:39:36 UTC+0000
UTC Start
2025-03-05 04:39:36.675
UTC End
2025-03-05 04:40:36.683
MJD Start
60739.19417448
MJD End
60739.19486901704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.005403
Ambient temperature (°C)
14.38
Seeing (arcsec)
0.77
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 23.7550 23.7640 152.9000 153.1000
A0-D0 29.5910 29.5630 93.9000 94.1000
A0-C1 22.5560 22.5590 130.8910 131.1070
B2-D0 26.7380 26.7040 44.4000 44.5000
B2-C1 8.9060 8.8950 44.3010 44.4500
D0-C1 17.8320 17.8090 224.3810 224.5310
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 60739.19417448
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 23.755
HIERARCH ESO ISS PBL12 END 23.764
HIERARCH ESO ISS PBLA12 START 152.9
HIERARCH ESO ISS PBLA12 END 153.1
HIERARCH ESO ISS PBL13 START 29.591
HIERARCH ESO ISS PBL13 END 29.563
HIERARCH ESO ISS PBLA13 START 93.9
HIERARCH ESO ISS PBLA13 END 94.1
HIERARCH ESO ISS PBL14 START 22.556
HIERARCH ESO ISS PBL14 END 22.559
HIERARCH ESO ISS PBLA14 START 130.891
HIERARCH ESO ISS PBLA14 END 131.107
HIERARCH ESO ISS PBL23 START 26.738
HIERARCH ESO ISS PBL23 END 26.704
HIERARCH ESO ISS PBLA23 START 44.4
HIERARCH ESO ISS PBLA23 END 44.5
HIERARCH ESO ISS PBL24 START 8.906
HIERARCH ESO ISS PBL24 END 8.895
HIERARCH ESO ISS PBLA24 START 44.301
HIERARCH ESO ISS PBLA24 END 44.45
HIERARCH ESO ISS PBL34 START 17.832
HIERARCH ESO ISS PBL34 END 17.809
HIERARCH ESO ISS PBLA34 START 224.381
HIERARCH ESO ISS PBLA34 END 224.531
HIERARCH ESO ISS AMBI TAU0 START 0.005403
HIERARCH ESO ISS AMBI TAU0 END 0.005403
HIERARCH ESO ISS AMBI TEMP 14.38
HIERARCH ESO ISS AMBI FWHM START 0.77
HIERARCH ESO ISS AMBI FWHM END 0.77