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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 ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1209901079701518 3.1783e-08  
a 2.658073501430121 1.2457e-08 au
q 2.336472901499491 8.9242e-08 au
i 11.79516597405011 3.3039e-06 deg
node 156.2237411877845 1.7042e-05 deg
peri 336.0104265988663 2.3228e-05 deg
M 241.1757463247871 1.7516e-05 deg
tp 2459522.958140326932
(2021-Nov-04.45814033)		 7.8521e-05 TDB
period 1582.883331477055
4.33		 1.1127e-05
3.046e-08		 d
yr
n .2274330601890089 1.5988e-09 deg/d
Q 2.979674101360751 1.3964e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1466  
   data-arc span      8094 days (22.16 yr)  
   first obs. used      1998-09-14  
   last obs. used      2020-11-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49769  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:48:17  

Additional Information
 Earth MOID = 1.3548 au 
 Jupiter MOID = 2.05582 au 
 T_jup = 3.347 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457312.5 (2015-Oct-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1191555588045869 3.173e-08  
q 2.343145975068636 8.9013e-08 au
tp 2457938.072734553499
(2017-Jul-03.57273455)		 7.5647e-05 TDB
node 156.3454177162606 1.7039e-05 deg
peri 335.6662181603739 2.3395e-05 deg
i 11.79201696738077 3.3033e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      1466  
   data-arc span      8094 days (22.16 yr)  
   first obs. used      1998-09-14  
   last obs. used      2020-11-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49769  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:48:17  

Additional Information
 Jupiter MOID = 2.05582 au 
 T_jup = 3.347 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.006794510452712E-15 -2.805823700102918E-15 -5.675915919474645E-13 1.092084937240393E-15 -9.47110671136632E-14 -5.599405842174868E-16
q -2.805823700102918E-15 7.923307066251013E-15 1.753705756505881E-12 -2.804300877291705E-15 2.919910876178386E-13 2.031430711445568E-15
tp -5.675915919474645E-13 1.753705756505881E-12 5.722425911406958E-9 -3.116340409539532E-12 1.224460580188753E-9 2.851024736001142E-12
node 1.092084937240393E-15 -2.804300877291705E-15 -3.116340409539532E-12 2.903194789538742E-10 -2.846446900470475E-10 6.996927625419831E-13
peri -9.47110671136632E-14 2.919910876178386E-13 1.224460580188753E-9 -2.846446900470475E-10 5.473466132489597E-10 -1.338582894093296E-13
i -5.599405842174868E-16 2.031430711445568E-15 2.851024736001142E-12 6.996927625419831E-13 -1.338582894093296E-13 1.091190783247381E-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 14.4   n/a MPO436110  
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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