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70336 (1999 RO169)
Classification: Main-belt Asteroid          SPK-ID: 2070336
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04333784171003548 5.5364e-08  
a 2.402212478975594 1.0583e-08 au
q 2.298105774807877 1.3442e-07 au
i 6.355887392949815 4.6602e-06 deg
node 319.4333007568982 3.2386e-05 deg
peri 225.1994454088311 5.5307e-05 deg
M 7.436271456196409 4.3874e-05 deg
tp 2458972.408929533023
(2020-May-02.90892953)
0.00016579 TDB
period 1359.926870298018
3.72
8.9868e-06
2.46e-08
d
yr
n .2647201168406275 1.7494e-09 deg/d
Q 2.50631918314331 1.1042e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1235  
   data-arc span      8080 days (22.12 yr)  
   first obs. used      1998-04-29  
   last obs. used      2020-06-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48711  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:01:06  

Additional Information
 Earth MOID = 1.30581 au 
 Jupiter MOID = 2.47644 au 
 T_jup = 3.515 
[ 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 15.1   n/a MPO453107  

70336 (1999 RO169)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1996-Mar-28 23:38 < 00:01 Thisb 0.000765171420520788 0.000763521440780452 0.000766822210308332 3.33357495261111 3.33357227956796 2450171.484452300 0.538850148259848 93.3996059431962 38.1602178576803 -31.2977447856992 1873.38246299828 T 28 CATAB v2.0f-lin.ifort 2020-Nov-12 22:01:09 2020-Nov-12 22:01

Alternate Designations
 1999 RO169 = 2000 YR112 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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