Exposure
ID
MATIS.2025-03-08T05:49:00.123_1
Header ID
MATIS.2025-03-08T05:49:00.123
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2025-03-08 05:49:00 UTC+0000
UTC Start
2025-03-08 05:49:00.123
UTC End
2025-03-08 05:50:00.131
MJD Start
60742.24236253
MJD End
60742.24305706704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.005784
Ambient temperature (°C)
13.22
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 24.2450 24.2490 167.2000 167.4000
A0-D0 27.0100 26.9740 112.7000 113.0000
A0-C1 22.6060 22.6050 148.3020 148.5210
B2-D0 23.5920 23.5460 55.9000 56.1000
B2-C1 7.8590 7.8440 55.8860 56.0250
D0-C1 15.7330 15.7030 235.9770 236.1170
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 60742.24236253
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 24.245
HIERARCH ESO ISS PBL12 END 24.249
HIERARCH ESO ISS PBLA12 START 167.2
HIERARCH ESO ISS PBLA12 END 167.4
HIERARCH ESO ISS PBL13 START 27.01
HIERARCH ESO ISS PBL13 END 26.974
HIERARCH ESO ISS PBLA13 START 112.7
HIERARCH ESO ISS PBLA13 END 113.0
HIERARCH ESO ISS PBL14 START 22.606
HIERARCH ESO ISS PBL14 END 22.605
HIERARCH ESO ISS PBLA14 START 148.302
HIERARCH ESO ISS PBLA14 END 148.521
HIERARCH ESO ISS PBL23 START 23.592
HIERARCH ESO ISS PBL23 END 23.546
HIERARCH ESO ISS PBLA23 START 55.9
HIERARCH ESO ISS PBLA23 END 56.1
HIERARCH ESO ISS PBL24 START 7.859
HIERARCH ESO ISS PBL24 END 7.844
HIERARCH ESO ISS PBLA24 START 55.886
HIERARCH ESO ISS PBLA24 END 56.025
HIERARCH ESO ISS PBL34 START 15.733
HIERARCH ESO ISS PBL34 END 15.703
HIERARCH ESO ISS PBLA34 START 235.977
HIERARCH ESO ISS PBLA34 END 236.117
HIERARCH ESO ISS AMBI TAU0 START 0.005616
HIERARCH ESO ISS AMBI TAU0 END 0.005952
HIERARCH ESO ISS AMBI TEMP 13.22
HIERARCH ESO ISS AMBI FWHM START 0.8
HIERARCH ESO ISS AMBI FWHM END 0.84