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190042 (2004 RW112)
Classification: Main-belt Asteroid          SPK-ID: 2190042
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1551494777725158 4.7659e-08  
a 2.632628155435063 2.4355e-08 au
q 2.224177271950092 1.3475e-07 au
i 14.2250523678092 5.0923e-06 deg
node 282.4493460750781 2.2137e-05 deg
peri 6.201989959248492 2.8929e-05 deg
M 354.4659512212222 2.0402e-05 deg
tp 2459224.484087031796
(2021-Jan-09.98408703)
8.8505e-05 TDB
period 1560.208750699447
4.27
2.1651e-05
5.928e-08
d
yr
n .2307383546199255 3.202e-09 deg/d
Q 3.041079038920035 2.8134e-08 au
  Orbit Determination Parameters
   # obs. used (total)      391  
   data-arc span      7144 days (19.56 yr)  
   first obs. used      2000-11-19  
   last obs. used      2020-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52247  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:05:59  

Additional Information
 Earth MOID = 1.20632 au 
 Jupiter MOID = 2.13665 au 
 T_jup = 3.339 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457558.5 (2016-Jun-19.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1539638752266464 4.77e-08  
q 2.226852264212933 1.3474e-07 au
tp 2457664.109736599399
(2016-Oct-02.60973660)
8.5912e-05 TDB
node 282.4614448733862 2.2141e-05 deg
peri 6.100806182308268 2.9011e-05 deg
i 14.22311192097919 5.0919e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      391  
   data-arc span      7144 days (19.56 yr)  
   first obs. used      2000-11-19  
   last obs. used      2020-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52247  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:05:59  

Additional Information
 Jupiter MOID = 2.13665 au 
 T_jup = 3.339 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.275309088081467E-15 -6.361596286977658E-15 -8.218696869327503E-13 -2.767089212284872E-15 -1.382741327990993E-13 1.401165651342279E-15
q -6.361596286977658E-15 1.815411385803013E-14 2.197538825508806E-12 9.08440219359442E-15 3.561210692554056E-13 -1.523135280569342E-15
tp -8.218696869327503E-13 2.197538825508806E-12 7.380872038136413E-9 -5.577197686165133E-12 1.643910530776721E-9 1.338024202738251E-12
node -2.767089212284872E-15 9.08440219359442E-15 -5.577197686165133E-12 4.90228113851048E-10 -4.764021481239399E-10 -1.510710618293761E-11
peri -1.382741327990993E-13 3.561210692554056E-13 1.643910530776721E-9 -4.764021481239399E-10 8.416603831804505E-10 1.487457714158705E-11
i 1.401165651342279E-15 -1.523135280569342E-15 1.338024202738251E-12 -1.510710618293761E-11 1.487457714158705E-11 2.592742719137581E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.49   n/a E2021B55  

190042 (2004 RW112)          Discovered 2004-Sep-06 by LINEAR at Socorro
Reference: 20080819/Numbers.arcLast Updated: 2008-08-25
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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