Exposure
ID
MATIS.2025-03-07T01:40:16.826_1
Header ID
MATIS.2025-03-07T01:40:16.826
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2025-03-07 01:40:16 UTC+0000
UTC Start
2025-03-07 01:40:16.826
UTC End
2025-03-07 01:41:16.834
MJD Start
60741.06963919
MJD End
60741.07033372704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0049375
Ambient temperature (°C)
12.53
Seeing (arcsec)
0.915
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 20.8400 20.8670 123.9000 124.0000
A0-D0 31.9920 31.9910 57.6000 57.9000
A0-C1 20.6340 20.6560 95.6700 95.8870
B2-D0 30.3400 30.3290 18.7000 18.8000
B2-C1 10.1050 10.1010 18.6440 18.8040
D0-C1 20.2350 20.2280 198.7070 198.8680
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 60741.06963919
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 20.84
HIERARCH ESO ISS PBL12 END 20.867
HIERARCH ESO ISS PBLA12 START 123.9
HIERARCH ESO ISS PBLA12 END 124.0
HIERARCH ESO ISS PBL13 START 31.992
HIERARCH ESO ISS PBL13 END 31.991
HIERARCH ESO ISS PBLA13 START 57.6
HIERARCH ESO ISS PBLA13 END 57.9
HIERARCH ESO ISS PBL14 START 20.634
HIERARCH ESO ISS PBL14 END 20.656
HIERARCH ESO ISS PBLA14 START 95.67
HIERARCH ESO ISS PBLA14 END 95.887
HIERARCH ESO ISS PBL23 START 30.34
HIERARCH ESO ISS PBL23 END 30.329
HIERARCH ESO ISS PBLA23 START 18.7
HIERARCH ESO ISS PBLA23 END 18.8
HIERARCH ESO ISS PBL24 START 10.105
HIERARCH ESO ISS PBL24 END 10.101
HIERARCH ESO ISS PBLA24 START 18.644
HIERARCH ESO ISS PBLA24 END 18.804
HIERARCH ESO ISS PBL34 START 20.235
HIERARCH ESO ISS PBL34 END 20.228
HIERARCH ESO ISS PBLA34 START 198.707
HIERARCH ESO ISS PBLA34 END 198.868
HIERARCH ESO ISS AMBI TAU0 START 0.005005
HIERARCH ESO ISS AMBI TAU0 END 0.00487
HIERARCH ESO ISS AMBI TEMP 12.53
HIERARCH ESO ISS AMBI FWHM START 0.89
HIERARCH ESO ISS AMBI FWHM END 0.94