Exposure
ID
MATIS.2025-03-06T06:00:18.989_1
Header ID
MATIS.2025-03-06T06:00:18.989
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2025-03-06 06:00:18 UTC+0000
UTC Start
2025-03-06 06:00:18.989
UTC End
2025-03-06 06:01:18.997
MJD Start
60740.25021978
MJD End
60740.25091431704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.005759
Ambient temperature (°C)
14.75
Seeing (arcsec)
1.01
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 24.2570 24.2610 167.8000 168.0000
A0-D0 26.8880 26.8520 113.6000 113.8000
A0-C1 22.6020 22.6010 149.0620 149.2860
B2-D0 23.4360 23.3890 56.4000 56.6000
B2-C1 7.8070 7.7910 56.3740 56.5180
D0-C1 15.6290 15.5980 236.4660 236.6100
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 60740.25021978
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 24.257
HIERARCH ESO ISS PBL12 END 24.261
HIERARCH ESO ISS PBLA12 START 167.8
HIERARCH ESO ISS PBLA12 END 168.0
HIERARCH ESO ISS PBL13 START 26.888
HIERARCH ESO ISS PBL13 END 26.852
HIERARCH ESO ISS PBLA13 START 113.6
HIERARCH ESO ISS PBLA13 END 113.8
HIERARCH ESO ISS PBL14 START 22.602
HIERARCH ESO ISS PBL14 END 22.601
HIERARCH ESO ISS PBLA14 START 149.062
HIERARCH ESO ISS PBLA14 END 149.286
HIERARCH ESO ISS PBL23 START 23.436
HIERARCH ESO ISS PBL23 END 23.389
HIERARCH ESO ISS PBLA23 START 56.4
HIERARCH ESO ISS PBLA23 END 56.6
HIERARCH ESO ISS PBL24 START 7.807
HIERARCH ESO ISS PBL24 END 7.791
HIERARCH ESO ISS PBLA24 START 56.374
HIERARCH ESO ISS PBLA24 END 56.518
HIERARCH ESO ISS PBL34 START 15.629
HIERARCH ESO ISS PBL34 END 15.598
HIERARCH ESO ISS PBLA34 START 236.466
HIERARCH ESO ISS PBLA34 END 236.61
HIERARCH ESO ISS AMBI TAU0 START 0.005759
HIERARCH ESO ISS AMBI TAU0 END 0.005759
HIERARCH ESO ISS AMBI TEMP 14.75
HIERARCH ESO ISS AMBI FWHM START 1.01
HIERARCH ESO ISS AMBI FWHM END 1.01