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101965 (1999 RY41)
Classification: Outer Main-belt Asteroid          SPK-ID: 2101965
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3415549462047838 6.6018e-08  
a 3.955370409695004 2.7546e-08 au
q 2.604394082191633 2.5588e-07 au
i 6.212659683442801 7.6897e-06 deg
node 217.2459020304273 3.3635e-05 deg
peri 169.8363546481363 3.4274e-05 deg
M 216.8360593398205 6.4819e-06 deg
tp 2460143.142334591236
(2023-Jul-17.64233459)
6.0811e-05 TDB
period 2873.288053932848
7.87
3.0016e-05
8.218e-08
d
yr
n .1252919976148043 1.3089e-09 deg/d
Q 5.306346737198374 3.6955e-08 au
  Orbit Determination Parameters
   # obs. used (total)      955  
   data-arc span      7612 days (20.84 yr)  
   first obs. used      1999-07-23  
   last obs. used      2020-05-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49023  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:57:29  

Additional Information
 Earth MOID = 1.60947 au 
 Jupiter MOID = .205482 au 
 T_jup = 2.945 
[ 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 13.6   n/a MPO436477  

101965 (1999 RY41)          Discovered 1999-Sep-13 by Korlevic, K. at Visnjan
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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