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70406 (1999 RT252)
Classification: Main-belt Asteroid          SPK-ID: 2070406
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1368842520581397 3.778e-08  
a 2.361066741399418 9.3542e-09 au
q 2.037873886443609 9.3471e-08 au
i 6.00449787187196 3.5212e-06 deg
node 264.8822135683439 3.6864e-05 deg
peri 71.98250293788249 3.909e-05 deg
M 271.452238621529 1.3867e-05 deg
tp 2459326.438683937112
(2021-Apr-21.93868394)
5.1554e-05 TDB
period 1325.137128152051
3.63
7.875e-06
2.156e-08
d
yr
n .2716699972794757 1.6145e-09 deg/d
Q 2.684259596355226 1.0635e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1177  
   data-arc span      8120 days (22.23 yr)  
   first obs. used      1998-03-25  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48239  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 23:35:28  

Additional Information
 Earth MOID = 1.03775 au 
 Jupiter MOID = 2.67089 au 
 T_jup = 3.531 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.3   n/a MPO468643  
diameter diameter 2.220 km 0.278 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.358   0.068 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70406 (1999 RT252)          Discovered 1999-Sep-08 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RT252 = 1999 TT108 = 2001 BL63 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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