Exposure
ID
MATIS.2025-01-23T05:19:44.415_1
Header ID
MATIS.2025-01-23T05:19:44.415
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-23 05:30:47 UTC+0000
UTC Start
2025-01-23 05:19:44.415
UTC End
2025-01-23 05:20:44.423
MJD Start
60698.22204184
MJD End
60698.22273637704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0109615
Ambient temperature (°C)
14.23
Seeing (arcsec)
0.485
Observation
ID
63488
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
47308
Name
l_Car
RA
146.311522
DEC
-62.50784
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 67.7720 67.7890 258.6000 258.9000
K0-D0 95.5370 95.5200 242.6000 242.8000
K0-J3 45.0660 45.1120 318.0850 318.2420
G2-D0 35.6870 35.6680 211.0000 211.2000
G2-J3 59.3260 59.2950 37.7650 37.9490
D0-J3 94.8590 94.8070 35.2290 35.4090
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 60698.22204184
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME l_Car
RA 146.311522
DEC -62.50784
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 67.772
HIERARCH ESO ISS PBL12 END 67.789
HIERARCH ESO ISS PBLA12 START 258.6
HIERARCH ESO ISS PBLA12 END 258.9
HIERARCH ESO ISS PBL13 START 95.537
HIERARCH ESO ISS PBL13 END 95.52
HIERARCH ESO ISS PBLA13 START 242.6
HIERARCH ESO ISS PBLA13 END 242.8
HIERARCH ESO ISS PBL14 START 45.066
HIERARCH ESO ISS PBL14 END 45.112
HIERARCH ESO ISS PBLA14 START 318.085
HIERARCH ESO ISS PBLA14 END 318.242
HIERARCH ESO ISS PBL23 START 35.687
HIERARCH ESO ISS PBL23 END 35.668
HIERARCH ESO ISS PBLA23 START 211.0
HIERARCH ESO ISS PBLA23 END 211.2
HIERARCH ESO ISS PBL24 START 59.326
HIERARCH ESO ISS PBL24 END 59.295
HIERARCH ESO ISS PBLA24 START 37.765
HIERARCH ESO ISS PBLA24 END 37.949
HIERARCH ESO ISS PBL34 START 94.859
HIERARCH ESO ISS PBL34 END 94.807
HIERARCH ESO ISS PBLA34 START 35.229
HIERARCH ESO ISS PBLA34 END 35.409
HIERARCH ESO ISS AMBI TAU0 START 0.010063
HIERARCH ESO ISS AMBI TAU0 END 0.01186
HIERARCH ESO ISS AMBI TEMP 14.23
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.49