Exposure
ID
MATIS.2024-12-30T04:07:04.259_1
Header ID
MATIS.2024-12-30T04:07:04.259
Date updated
2024-12-30 04:15:45 UTC+0000
Release date
2025-12-30 04:15:45 UTC+0000
UTC Start
2024-12-30 04:07:04.259
UTC End
2024-12-30 04:08:04.319
MJD Start
60674.17157707
MJD End
60674.17227220889
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.0069905
Ambient temperature (°C)
15.15
Seeing (arcsec)
0.525
Observation
ID
61984
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
46097
Name
l_Car
RA
146.309116
DEC
-62.50784
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 68.8080 68.9100 59.4000 59.6000
A0-J2 117.5650 117.6330 39.2000 39.5000
A0-K0 126.8450 126.8590 24.8470 25.0840
G1-J2 58.0030 58.0000 15.2000 15.4000
G1-K0 80.2600 80.2660 355.7860 355.9490
J2-K0 31.9900 32.0380 318.7840 318.9070
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 60674.17157707
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME l_Car
RA 146.309116
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 0.0751997
HIERARCH ESO DET SEQ1 PERIOD 0.182
HIERARCH ESO DET NDIT 330
HIERARCH ESO ISS PBL12 START 68.808
HIERARCH ESO ISS PBL12 END 68.91
HIERARCH ESO ISS PBLA12 START 59.4
HIERARCH ESO ISS PBLA12 END 59.6
HIERARCH ESO ISS PBL13 START 117.565
HIERARCH ESO ISS PBL13 END 117.633
HIERARCH ESO ISS PBLA13 START 39.2
HIERARCH ESO ISS PBLA13 END 39.5
HIERARCH ESO ISS PBL14 START 126.845
HIERARCH ESO ISS PBL14 END 126.859
HIERARCH ESO ISS PBLA14 START 24.847
HIERARCH ESO ISS PBLA14 END 25.084
HIERARCH ESO ISS PBL23 START 58.003
HIERARCH ESO ISS PBL23 END 58.0
HIERARCH ESO ISS PBLA23 START 15.2
HIERARCH ESO ISS PBLA23 END 15.4
HIERARCH ESO ISS PBL24 START 80.26
HIERARCH ESO ISS PBL24 END 80.266
HIERARCH ESO ISS PBLA24 START 355.786
HIERARCH ESO ISS PBLA24 END 355.949
HIERARCH ESO ISS PBL34 START 31.99
HIERARCH ESO ISS PBL34 END 32.038
HIERARCH ESO ISS PBLA34 START 318.784
HIERARCH ESO ISS PBLA34 END 318.907
HIERARCH ESO ISS AMBI TAU0 START 0.007395
HIERARCH ESO ISS AMBI TAU0 END 0.006586
HIERARCH ESO ISS AMBI TEMP 15.15
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.55