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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1209901066842157 3.2009e-08  
a 2.658073500922139 1.2541e-08 au
q 2.336472904471083 8.9675e-08 au
i 11.79516620650315 3.3557e-06 deg
node 156.223740451231 1.714e-05 deg
peri 336.0104272306816 2.3282e-05 deg
M 241.1757466458386 1.7531e-05 deg
tp 2459522.958138765532
(2021-Nov-04.45813877)
7.8603e-05 TDB
period 1582.8833310233
4.33
1.1203e-05
3.067e-08
d
yr
n .2274330602542057 1.6096e-09 deg/d
Q 2.979674097373195 1.4059e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1448  
   data-arc span      8078 days (22.12 yr)  
   first obs. used      1998-09-14  
   last obs. used      2020-10-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49941  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:44:54  

Additional Information
 Earth MOID = 1.3548 au 
 Jupiter MOID = 2.05582 au 
 T_jup = 3.347 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457278.5 (2015-Sep-13.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .119150098932036 3.1956e-08  
q 2.343188844268152 8.9448e-08 au
tp 2457938.045733368174
(2017-Jul-03.54573337)
7.5686e-05 TDB
node 156.3453923115309 1.7137e-05 deg
peri 335.6587920094149 2.3449e-05 deg
i 11.79193486604584 3.3551e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1448  
   data-arc span      8078 days (22.12 yr)  
   first obs. used      1998-09-14  
   last obs. used      2020-10-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49941  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:44:54  

Additional Information
 Jupiter MOID = 2.05582 au 
 T_jup = 3.347 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.021162985256612E-15 -2.839184943243165E-15 -5.596401099539999E-13 1.021246484952819E-15 -9.45069383993386E-14 -5.296967952844126E-16
q -2.839184943243165E-15 8.000876315429371E-15 1.73555420819792E-12 -2.498405823870135E-15 2.914312322708924E-13 1.914153560053062E-15
tp -5.596401099539999E-13 1.73555420819792E-12 5.728341553169116E-9 -1.272086849311925E-12 1.22299701337946E-9 2.264971616995943E-12
node 1.021246484952819E-15 -2.498405823870135E-15 -1.272086849311925E-12 2.936813373428648E-10 -2.875465860540597E-10 -3.774374692315817E-13
peri -9.45069383993386E-14 2.914312322708924E-13 1.22299701337946E-9 -2.875465860540597E-10 5.498545065271835E-10 7.962401232227974E-13
i -5.296967952844126E-16 1.914153560053062E-15 2.264971616995943E-12 -3.774374692315817E-13 7.962401232227974E-13 1.125653348971358E-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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