Exposure
ID
MATIS.2025-02-02T08:26:37.009_1
Header ID
MATIS.2025-02-02T08:26:37.009
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-02-02 08:35:49 UTC+0000
UTC Start
2025-02-02 08:26:37.009
UTC End
2025-02-02 08:27:37.017
MJD Start
60708.35181723
MJD End
60708.35251176704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.007284499999999999
Ambient temperature (°C)
14.84
Seeing (arcsec)
0.595
Observation
ID
63615
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
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 90.5010 90.5020 147.4000 147.6000
A0-J2 124.1490 124.0940 131.2000 131.5000
A0-K0 110.0410 109.9190 113.4990 113.7510
G1-J2 44.9280 44.8520 97.2000 97.4000
G1-K0 61.3730 61.2580 58.1870 58.3440
J2-K0 38.7260 38.7140 11.2860 11.4220
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 60708.35181723
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME l_Car
RA 146.309115
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 A0
HIERARCH ESO ISS CONF STATION2 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 90.501
HIERARCH ESO ISS PBL12 END 90.502
HIERARCH ESO ISS PBLA12 START 147.4
HIERARCH ESO ISS PBLA12 END 147.6
HIERARCH ESO ISS PBL13 START 124.149
HIERARCH ESO ISS PBL13 END 124.094
HIERARCH ESO ISS PBLA13 START 131.2
HIERARCH ESO ISS PBLA13 END 131.5
HIERARCH ESO ISS PBL14 START 110.041
HIERARCH ESO ISS PBL14 END 109.919
HIERARCH ESO ISS PBLA14 START 113.499
HIERARCH ESO ISS PBLA14 END 113.751
HIERARCH ESO ISS PBL23 START 44.928
HIERARCH ESO ISS PBL23 END 44.852
HIERARCH ESO ISS PBLA23 START 97.2
HIERARCH ESO ISS PBLA23 END 97.4
HIERARCH ESO ISS PBL24 START 61.373
HIERARCH ESO ISS PBL24 END 61.258
HIERARCH ESO ISS PBLA24 START 58.187
HIERARCH ESO ISS PBLA24 END 58.344
HIERARCH ESO ISS PBL34 START 38.726
HIERARCH ESO ISS PBL34 END 38.714
HIERARCH ESO ISS PBLA34 START 11.286
HIERARCH ESO ISS PBLA34 END 11.422
HIERARCH ESO ISS AMBI TAU0 START 0.007547
HIERARCH ESO ISS AMBI TAU0 END 0.007022
HIERARCH ESO ISS AMBI TEMP 14.84
HIERARCH ESO ISS AMBI FWHM START 0.58
HIERARCH ESO ISS AMBI FWHM END 0.61