Exposure
ID
MATIS.2025-01-31T00:57:21.340_1
Header ID
MATIS.2025-01-31T00:57:21.340
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-31 01:05:34 UTC+0000
UTC Start
2025-01-31 00:57:21.340
UTC End
2025-01-31 00:58:21.400
MJD Start
60706.03983032
MJD End
60706.040525458884
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.007643
Ambient temperature (°C)
16.64
Seeing (arcsec)
0.69
Observation
ID
63559
Category
science
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
47357
Name
l_Car
RA
146.309115
DEC
-62.50784
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 12.9210 12.9640 79.8000 80.0000
A0-D0 31.5360 31.5380 9.5000 9.8000
A0-C1 15.6720 15.6940 40.6760 40.9970
B2-D0 29.7650 29.7730 345.4000 345.6000
B2-C1 9.9110 9.9140 345.4020 345.5680
D0-C1 19.8530 19.8590 165.4440 165.6100
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.273K.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 60706.03983032
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME l_Car
RA 146.309115
DEC -62.50784
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME LOW
HIERARCH ESO INS DIL 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 0.0751997
HIERARCH ESO DET SEQ1 PERIOD 0.156
HIERARCH ESO DET NDIT 385
HIERARCH ESO ISS PBL12 START 12.921
HIERARCH ESO ISS PBL12 END 12.964
HIERARCH ESO ISS PBLA12 START 79.8
HIERARCH ESO ISS PBLA12 END 80.0
HIERARCH ESO ISS PBL13 START 31.536
HIERARCH ESO ISS PBL13 END 31.538
HIERARCH ESO ISS PBLA13 START 9.5
HIERARCH ESO ISS PBLA13 END 9.8
HIERARCH ESO ISS PBL14 START 15.672
HIERARCH ESO ISS PBL14 END 15.694
HIERARCH ESO ISS PBLA14 START 40.676
HIERARCH ESO ISS PBLA14 END 40.997
HIERARCH ESO ISS PBL23 START 29.765
HIERARCH ESO ISS PBL23 END 29.773
HIERARCH ESO ISS PBLA23 START 345.4
HIERARCH ESO ISS PBLA23 END 345.6
HIERARCH ESO ISS PBL24 START 9.911
HIERARCH ESO ISS PBL24 END 9.914
HIERARCH ESO ISS PBLA24 START 345.402
HIERARCH ESO ISS PBLA24 END 345.568
HIERARCH ESO ISS PBL34 START 19.853
HIERARCH ESO ISS PBL34 END 19.859
HIERARCH ESO ISS PBLA34 START 165.444
HIERARCH ESO ISS PBLA34 END 165.61
HIERARCH ESO ISS AMBI TAU0 START 0.007643
HIERARCH ESO ISS AMBI TAU0 END 0.007643
HIERARCH ESO ISS AMBI TEMP 16.64
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.69