Exposure
ID
MATIS.2025-03-06T05:59:06.839_1
Header ID
MATIS.2025-03-06T05:59:06.839
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2025-03-06 05:59:06 UTC+0000
UTC Start
2025-03-06 05:59:06.839
UTC End
2025-03-06 06:00:06.847
MJD Start
60740.24938471
MJD End
60740.25007924704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.005004
Ambient temperature (°C)
14.78
Seeing (arcsec)
1.0699999999999998
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 24.2530 24.2570 167.6000 167.8000
A0-D0 26.9310 26.8950 113.3000 113.5000
A0-C1 22.6030 22.6020 148.7940 149.0210
B2-D0 23.4910 23.4440 56.3000 56.4000
B2-C1 7.8250 7.8100 56.2020 56.3480
D0-C1 15.6660 15.6350 236.2930 236.4400
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 60740.24938471
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 24.253
HIERARCH ESO ISS PBL12 END 24.257
HIERARCH ESO ISS PBLA12 START 167.6
HIERARCH ESO ISS PBLA12 END 167.8
HIERARCH ESO ISS PBL13 START 26.931
HIERARCH ESO ISS PBL13 END 26.895
HIERARCH ESO ISS PBLA13 START 113.3
HIERARCH ESO ISS PBLA13 END 113.5
HIERARCH ESO ISS PBL14 START 22.603
HIERARCH ESO ISS PBL14 END 22.602
HIERARCH ESO ISS PBLA14 START 148.794
HIERARCH ESO ISS PBLA14 END 149.021
HIERARCH ESO ISS PBL23 START 23.491
HIERARCH ESO ISS PBL23 END 23.444
HIERARCH ESO ISS PBLA23 START 56.3
HIERARCH ESO ISS PBLA23 END 56.4
HIERARCH ESO ISS PBL24 START 7.825
HIERARCH ESO ISS PBL24 END 7.81
HIERARCH ESO ISS PBLA24 START 56.202
HIERARCH ESO ISS PBLA24 END 56.348
HIERARCH ESO ISS PBL34 START 15.666
HIERARCH ESO ISS PBL34 END 15.635
HIERARCH ESO ISS PBLA34 START 236.293
HIERARCH ESO ISS PBLA34 END 236.44
HIERARCH ESO ISS AMBI TAU0 START 0.004249
HIERARCH ESO ISS AMBI TAU0 END 0.005759
HIERARCH ESO ISS AMBI TEMP 14.78
HIERARCH ESO ISS AMBI FWHM START 1.13
HIERARCH ESO ISS AMBI FWHM END 1.01