Exposure
ID
MATIS.2025-03-07T01:37:52.113_1
Header ID
MATIS.2025-03-07T01:37:52.113
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2025-03-07 01:37:52 UTC+0000
UTC Start
2025-03-07 01:37:52.113
UTC End
2025-03-07 01:38:52.121
MJD Start
60741.06796427
MJD End
60741.06865880704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.005508
Ambient temperature (°C)
12.52
Seeing (arcsec)
0.88
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 20.7760 20.8030 123.5000 123.6000
A0-D0 31.9960 31.9950 57.1000 57.3000
A0-C1 20.5850 20.6060 95.1660 95.3830
B2-D0 30.3660 30.3550 18.3000 18.5000
B2-C1 10.1130 10.1100 18.2720 18.4330
D0-C1 20.2530 20.2450 198.3350 198.4960
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 60741.06796427
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 20.776
HIERARCH ESO ISS PBL12 END 20.803
HIERARCH ESO ISS PBLA12 START 123.5
HIERARCH ESO ISS PBLA12 END 123.6
HIERARCH ESO ISS PBL13 START 31.996
HIERARCH ESO ISS PBL13 END 31.995
HIERARCH ESO ISS PBLA13 START 57.1
HIERARCH ESO ISS PBLA13 END 57.3
HIERARCH ESO ISS PBL14 START 20.585
HIERARCH ESO ISS PBL14 END 20.606
HIERARCH ESO ISS PBLA14 START 95.166
HIERARCH ESO ISS PBLA14 END 95.383
HIERARCH ESO ISS PBL23 START 30.366
HIERARCH ESO ISS PBL23 END 30.355
HIERARCH ESO ISS PBLA23 START 18.3
HIERARCH ESO ISS PBLA23 END 18.5
HIERARCH ESO ISS PBL24 START 10.113
HIERARCH ESO ISS PBL24 END 10.11
HIERARCH ESO ISS PBLA24 START 18.272
HIERARCH ESO ISS PBLA24 END 18.433
HIERARCH ESO ISS PBL34 START 20.253
HIERARCH ESO ISS PBL34 END 20.245
HIERARCH ESO ISS PBLA34 START 198.335
HIERARCH ESO ISS PBLA34 END 198.496
HIERARCH ESO ISS AMBI TAU0 START 0.005508
HIERARCH ESO ISS AMBI TAU0 END 0.005508
HIERARCH ESO ISS AMBI TEMP 12.52
HIERARCH ESO ISS AMBI FWHM START 0.87
HIERARCH ESO ISS AMBI FWHM END 0.89