Exposure
ID
MATIS.2025-03-06T05:47:43.756_1
Header ID
MATIS.2025-03-06T05:47:43.756
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2025-03-06 05:47:43 UTC+0000
UTC Start
2025-03-06 05:47:43.756
UTC End
2025-03-06 05:48:43.764
MJD Start
60740.24147866
MJD End
60740.24217319704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.005916
Ambient temperature (°C)
14.89
Seeing (arcsec)
0.8200000000000001
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 24.2100 24.2150 165.6000 165.8000
A0-D0 27.3310 27.2950 110.5000 110.7000
A0-C1 22.6140 22.6130 146.2960 146.5220
B2-D0 23.9970 23.9520 54.6000 54.8000
B2-C1 7.9940 7.9790 54.5900 54.7360
D0-C1 16.0040 15.9740 234.6790 234.8260
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 60740.24147866
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 24.21
HIERARCH ESO ISS PBL12 END 24.215
HIERARCH ESO ISS PBLA12 START 165.6
HIERARCH ESO ISS PBLA12 END 165.8
HIERARCH ESO ISS PBL13 START 27.331
HIERARCH ESO ISS PBL13 END 27.295
HIERARCH ESO ISS PBLA13 START 110.5
HIERARCH ESO ISS PBLA13 END 110.7
HIERARCH ESO ISS PBL14 START 22.614
HIERARCH ESO ISS PBL14 END 22.613
HIERARCH ESO ISS PBLA14 START 146.296
HIERARCH ESO ISS PBLA14 END 146.522
HIERARCH ESO ISS PBL23 START 23.997
HIERARCH ESO ISS PBL23 END 23.952
HIERARCH ESO ISS PBLA23 START 54.6
HIERARCH ESO ISS PBLA23 END 54.8
HIERARCH ESO ISS PBL24 START 7.994
HIERARCH ESO ISS PBL24 END 7.979
HIERARCH ESO ISS PBLA24 START 54.59
HIERARCH ESO ISS PBLA24 END 54.736
HIERARCH ESO ISS PBL34 START 16.004
HIERARCH ESO ISS PBL34 END 15.974
HIERARCH ESO ISS PBLA34 START 234.679
HIERARCH ESO ISS PBLA34 END 234.826
HIERARCH ESO ISS AMBI TAU0 START 0.005916
HIERARCH ESO ISS AMBI TAU0 END 0.005916
HIERARCH ESO ISS AMBI TEMP 14.89
HIERARCH ESO ISS AMBI FWHM START 0.83
HIERARCH ESO ISS AMBI FWHM END 0.81