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46907 (1998 RQ70)
Classification: Main-belt Asteroid          SPK-ID: 2046907
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1210658586059151 3.1171e-08  
a 2.658390670067587 1.219e-08 au
q 2.3365503210859 8.8101e-08 au
i 11.79494390936651 3.1074e-06 deg
node 156.2227072546858 1.687e-05 deg
peri 335.9496339656664 2.3121e-05 deg
M 286.7328396024492 1.7549e-05 deg
tp 2459522.705902634944
(2021-Nov-04.20590264)
7.8086e-05 TDB
period 1583.166650914142
4.33
1.089e-05
2.982e-08
d
yr
n .2273923593527763 1.5641e-09 deg/d
Q 2.980231019049273 1.3666e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1603  
   data-arc span      8185 days (22.41 yr)  
   first obs. used      1998-09-14  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49202  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:53:26  

Additional Information
 Earth MOID = 1.35481 au 
 Jupiter MOID = 2.05474 au 
 T_jup = 3.346 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457482.5 (2016-Apr-04.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1191324349251629 3.11e-08  
q 2.343035128145495 8.7794e-08 au
tp 2457938.286266959192
(2017-Jul-03.78626696)
7.5468e-05 TDB
node 156.3450855995851 1.6869e-05 deg
peri 335.7179017303885 2.3307e-05 deg
i 11.79201090310831 3.1072e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1603  
   data-arc span      8185 days (22.41 yr)  
   first obs. used      1998-09-14  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49202  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:53:26  

Additional Information
 Jupiter MOID = 2.05474 au 
 T_jup = 3.346 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.671850134767038E-16 -2.71356266097919E-15 -5.974117745603674E-13 1.294155641889529E-15 -9.713195060304483E-14 -6.64846633151884E-16
q -2.71356266097919E-15 7.70772517798078E-15 1.821519666712646E-12 -3.637584598403533E-15 2.977169857631863E-13 2.433373484371515E-15
tp -5.974117745603674E-13 1.821519666712646E-12 5.695374165730248E-9 -7.093181355154073E-12 1.226035757600167E-9 4.59244542912935E-12
node 1.294155641889529E-15 -3.637584598403533E-15 -7.093181355154073E-12 2.845465171921998E-10 -2.798178020842244E-10 3.273469768035761E-12
peri -9.713195060304483E-14 2.977169857631863E-13 1.226035757600167E-9 -2.798178020842244E-10 5.432265645348448E-10 -2.291381032603628E-12
i -6.64846633151884E-16 2.433373484371515E-15 4.59244542912935E-12 3.273469768035761E-12 -2.291381032603628E-12 9.654968920277083E-12

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.47   n/a E2021B10  
diameter diameter 7.231 km 0.158 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.071   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46907 (1998 RQ70)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 RQ70 = 2000 AN194 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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