Exposure
ID
MATIS.2025-03-06T05:51:55.947_1
Header ID
MATIS.2025-03-06T05:51:55.947
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2025-03-06 05:51:55 UTC+0000
UTC Start
2025-03-06 05:51:55.947
UTC End
2025-03-06 05:52:55.955
MJD Start
60740.24439754
MJD End
60740.24509207704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.005346
Ambient temperature (°C)
14.84
Seeing (arcsec)
0.91
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 24.2270 24.2310 166.3000 166.5000
A0-D0 27.1830 27.1480 111.5000 111.7000
A0-C1 22.6110 22.6100 147.2190 147.4420
B2-D0 23.8120 23.7670 55.2000 55.4000
B2-C1 7.9320 7.9170 55.1870 55.3310
D0-C1 15.8800 15.8500 235.2780 235.4220
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 60740.24439754
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 24.227
HIERARCH ESO ISS PBL12 END 24.231
HIERARCH ESO ISS PBLA12 START 166.3
HIERARCH ESO ISS PBLA12 END 166.5
HIERARCH ESO ISS PBL13 START 27.183
HIERARCH ESO ISS PBL13 END 27.148
HIERARCH ESO ISS PBLA13 START 111.5
HIERARCH ESO ISS PBLA13 END 111.7
HIERARCH ESO ISS PBL14 START 22.611
HIERARCH ESO ISS PBL14 END 22.61
HIERARCH ESO ISS PBLA14 START 147.219
HIERARCH ESO ISS PBLA14 END 147.442
HIERARCH ESO ISS PBL23 START 23.812
HIERARCH ESO ISS PBL23 END 23.767
HIERARCH ESO ISS PBLA23 START 55.2
HIERARCH ESO ISS PBLA23 END 55.4
HIERARCH ESO ISS PBL24 START 7.932
HIERARCH ESO ISS PBL24 END 7.917
HIERARCH ESO ISS PBLA24 START 55.187
HIERARCH ESO ISS PBLA24 END 55.331
HIERARCH ESO ISS PBL34 START 15.88
HIERARCH ESO ISS PBL34 END 15.85
HIERARCH ESO ISS PBLA34 START 235.278
HIERARCH ESO ISS PBLA34 END 235.422
HIERARCH ESO ISS AMBI TAU0 START 0.005346
HIERARCH ESO ISS AMBI TAU0 END 0.005346
HIERARCH ESO ISS AMBI TEMP 14.84
HIERARCH ESO ISS AMBI FWHM START 0.89
HIERARCH ESO ISS AMBI FWHM END 0.93