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97241 (1999 XR84)
Classification: Main-belt Asteroid          SPK-ID: 2097241
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1095829240998657 3.6897e-08  
a 2.808527700264394 1.4561e-08 au
q 2.50076102245395 1.0238e-07 au
i 1.669913727016376 3.7806e-06 deg
node 281.729690388526 0.00013937 deg
peri 165.1881578974804 0.00014079 deg
M 218.5540449689201 2.124e-05 deg
tp 2460071.967605822837
(2023-May-07.46760582)
0.00010413 TDB
period 1719.160778000261
4.71
1.337e-05
3.661e-08
d
yr
n .2094044981754146 1.6286e-09 deg/d
Q 3.116294378074837 1.6157e-08 au
  Orbit Determination Parameters
   # obs. used (total)      842  
   data-arc span      7883 days (21.58 yr)  
   first obs. used      1999-12-07  
   last obs. used      2021-07-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48466  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 10:55:42  

Additional Information
 Earth MOID = 1.51715 au 
 Jupiter MOID = 2.06393 au 
 T_jup = 3.313 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.04   n/a E2021B10  
diameter diameter 3.419 km 0.563 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.182   0.068 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

97241 (1999 XR84)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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