Exposure
ID
MATIS.2025-03-05T04:31:13.025_1
Header ID
MATIS.2025-03-05T04:31:13.025
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2025-03-05 04:31:13 UTC+0000
UTC Start
2025-03-05 04:31:13.025
UTC End
2025-03-05 04:32:13.033
MJD Start
60739.1883452
MJD End
60739.18903973704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.005947
Ambient temperature (°C)
14.35
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 23.6780 23.6870 151.4000 151.6000
A0-D0 29.8130 29.7860 92.1000 92.3000
A0-C1 22.5290 22.5330 129.1440 129.3530
B2-D0 27.0050 26.9730 43.1000 43.3000
B2-C1 8.9950 8.9840 43.0930 43.2380
D0-C1 18.0100 17.9890 223.1730 223.3170
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 60739.1883452
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 23.678
HIERARCH ESO ISS PBL12 END 23.687
HIERARCH ESO ISS PBLA12 START 151.4
HIERARCH ESO ISS PBLA12 END 151.6
HIERARCH ESO ISS PBL13 START 29.813
HIERARCH ESO ISS PBL13 END 29.786
HIERARCH ESO ISS PBLA13 START 92.1
HIERARCH ESO ISS PBLA13 END 92.3
HIERARCH ESO ISS PBL14 START 22.529
HIERARCH ESO ISS PBL14 END 22.533
HIERARCH ESO ISS PBLA14 START 129.144
HIERARCH ESO ISS PBLA14 END 129.353
HIERARCH ESO ISS PBL23 START 27.005
HIERARCH ESO ISS PBL23 END 26.973
HIERARCH ESO ISS PBLA23 START 43.1
HIERARCH ESO ISS PBLA23 END 43.3
HIERARCH ESO ISS PBL24 START 8.995
HIERARCH ESO ISS PBL24 END 8.984
HIERARCH ESO ISS PBLA24 START 43.093
HIERARCH ESO ISS PBLA24 END 43.238
HIERARCH ESO ISS PBL34 START 18.01
HIERARCH ESO ISS PBL34 END 17.989
HIERARCH ESO ISS PBLA34 START 223.173
HIERARCH ESO ISS PBLA34 END 223.317
HIERARCH ESO ISS AMBI TAU0 START 0.005947
HIERARCH ESO ISS AMBI TAU0 END 0.005947
HIERARCH ESO ISS AMBI TEMP 14.35
HIERARCH ESO ISS AMBI FWHM START 0.77
HIERARCH ESO ISS AMBI FWHM END 0.77