Exposure
ID
MATIS.2024-12-29T07:41:32.355_1
Header ID
MATIS.2024-12-29T07:41:32.355
Date updated
2024-12-29 07:50:45 UTC+0000
Release date
2025-12-29 07:50:45 UTC+0000
UTC Start
2024-12-29 07:41:32.355
UTC End
2024-12-29 07:42:32.363
MJD Start
60673.32051337
MJD End
60673.32120790704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.007637
Ambient temperature (°C)
12.7
Seeing (arcsec)
0.67
Observation
ID
61985
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
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 86.5250 86.5770 108.3000 108.5000
A0-J2 129.0310 129.0460 89.3000 89.6000
A0-K0 125.9920 125.9480 72.0300 72.2530
G1-J2 54.9440 54.9100 58.6000 58.8000
G1-K0 76.0470 75.9970 29.7230 29.8860
J2-K0 38.4930 38.5070 346.2140 346.3560
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 60673.32051337
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME l_Car
RA 146.309116
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 86.525
HIERARCH ESO ISS PBL12 END 86.577
HIERARCH ESO ISS PBLA12 START 108.3
HIERARCH ESO ISS PBLA12 END 108.5
HIERARCH ESO ISS PBL13 START 129.031
HIERARCH ESO ISS PBL13 END 129.046
HIERARCH ESO ISS PBLA13 START 89.3
HIERARCH ESO ISS PBLA13 END 89.6
HIERARCH ESO ISS PBL14 START 125.992
HIERARCH ESO ISS PBL14 END 125.948
HIERARCH ESO ISS PBLA14 START 72.03
HIERARCH ESO ISS PBLA14 END 72.253
HIERARCH ESO ISS PBL23 START 54.944
HIERARCH ESO ISS PBL23 END 54.91
HIERARCH ESO ISS PBLA23 START 58.6
HIERARCH ESO ISS PBLA23 END 58.8
HIERARCH ESO ISS PBL24 START 76.047
HIERARCH ESO ISS PBL24 END 75.997
HIERARCH ESO ISS PBLA24 START 29.723
HIERARCH ESO ISS PBLA24 END 29.886
HIERARCH ESO ISS PBL34 START 38.493
HIERARCH ESO ISS PBL34 END 38.507
HIERARCH ESO ISS PBLA34 START 346.214
HIERARCH ESO ISS PBLA34 END 346.356
HIERARCH ESO ISS AMBI TAU0 START 0.007637
HIERARCH ESO ISS AMBI TAU0 END 0.007637
HIERARCH ESO ISS AMBI TEMP 12.7
HIERARCH ESO ISS AMBI FWHM START 0.67
HIERARCH ESO ISS AMBI FWHM END 0.67