Exposure
ID
MATIS.2022-05-02T23:57:59.132_1
Header ID
MATIS.2022-05-02T23:57:59.132
Date updated
2022-05-03 00:15:57 UTC+0000
Release date
2023-05-03 00:15:57 UTC+0000
UTC Start
2022-05-02 23:57:59.132
UTC End
2022-05-02 23:58:59.140
MJD Start
59701.99860106
MJD End
59701.999295597
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002492
Ambient temperature (°C)
6.92
Seeing (arcsec)
1.115
Observation
ID
50761
Category
science
Program ID
109.22VM.002
Program Title
VLTI/MATISSE APERTURE-SYNTHESIS IMAGING OF ETA CAR'S WIND-WIND COLLISION ZONE: DEPENDENCE ON ORBITAL PHASE
Program Type
GTO
PI / COI
WEIGELT/ CORCORAN/ CRUZALEBES/ DAMINELI/ DE WIT/ DOMICIANO DE SOUZA/ GROH/ GULL/ HARTMAN/ HENNING/ HILLIER/ HOFMANN/ HRON/ HUMMEL/ JAFFE/ KRAUS/ BRUNO/ MADURA/ MEHNER/ MEILLAND/ MILLOUR/ MOFFAT/ OHNAKA/ MORRIS/ NAVARETE/ PALADINI/ PETROV/ RICHARDSON/ ...
Target
ID
37260
Name
eta_Car
RA
161.264633
DEC
-59.68444
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 67.8830 67.9010 261.3000 261.5000
K0-D0 95.5550 95.5370 244.6000 244.8000
K0-J3 46.7740 46.8180 321.0130 321.1630
G2-D0 36.2160 36.1960 212.1000 212.2000
G2-J3 59.9360 59.9020 38.9450 39.1230
D0-J3 95.9900 95.9360 36.3600 36.5330
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 109.22VM.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 59701.99860106
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME eta_Car
RA 161.264633
DEC -59.68444
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 67.883
HIERARCH ESO ISS PBL12 END 67.901
HIERARCH ESO ISS PBLA12 START 261.3
HIERARCH ESO ISS PBLA12 END 261.5
HIERARCH ESO ISS PBL13 START 95.555
HIERARCH ESO ISS PBL13 END 95.537
HIERARCH ESO ISS PBLA13 START 244.6
HIERARCH ESO ISS PBLA13 END 244.8
HIERARCH ESO ISS PBL14 START 46.774
HIERARCH ESO ISS PBL14 END 46.818
HIERARCH ESO ISS PBLA14 START 321.013
HIERARCH ESO ISS PBLA14 END 321.163
HIERARCH ESO ISS PBL23 START 36.216
HIERARCH ESO ISS PBL23 END 36.196
HIERARCH ESO ISS PBLA23 START 212.1
HIERARCH ESO ISS PBLA23 END 212.2
HIERARCH ESO ISS PBL24 START 59.936
HIERARCH ESO ISS PBL24 END 59.902
HIERARCH ESO ISS PBLA24 START 38.945
HIERARCH ESO ISS PBLA24 END 39.123
HIERARCH ESO ISS PBL34 START 95.99
HIERARCH ESO ISS PBL34 END 95.936
HIERARCH ESO ISS PBLA34 START 36.36
HIERARCH ESO ISS PBLA34 END 36.533
HIERARCH ESO ISS AMBI TAU0 START 0.002549
HIERARCH ESO ISS AMBI TAU0 END 0.002435
HIERARCH ESO ISS AMBI TEMP 6.92
HIERARCH ESO ISS AMBI FWHM START 1.12
HIERARCH ESO ISS AMBI FWHM END 1.11