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59891 (1999 RF135)
Classification: Main-belt Asteroid          SPK-ID: 2059891
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .157472198731821 4.6459e-08  
a 3.158594376013423 2.3349e-08 au
q 2.661203574720625 1.5266e-07 au
i 21.63663832247011 4.4384e-06 deg
node 158.2962467559237 1.2315e-05 deg
peri 227.7343332319229 1.8408e-05 deg
M 212.904718420979 1.6596e-05 deg
tp 2459838.290544869076
(2022-Sep-15.79054487)
9.9581e-05 TDB
period 2050.402928735974
5.61
2.2735e-05
6.225e-08
d
yr
n .1755752466769699 1.9468e-09 deg/d
Q 3.655985177306221 2.7025e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1073  
   data-arc span      8930 days (24.45 yr)  
   first obs. used      1996-02-17  
   last obs. used      2020-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57191  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 05:24:06  

Additional Information
 Earth MOID = 1.70466 au 
 Jupiter MOID = 1.92195 au 
 T_jup = 3.078 
[ 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 13.8   n/a MPO474479  
diameter diameter 8.825 km 0.184 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.082   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59891 (1999 RF135)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20030614/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
1957-Jun-17 05:19 00:02 Jupiter 1.98200580286623 1.98200509834864 1.98200650738957 5.35865921889941 5.2783061844067 2436006.721276741 1.67212134994343 244.650361659789 24.79680456599 -83.9582833024485 4016849.72752798 T 24 CATAB v2.0f-lin.ifort 2020-Aug-25 05:24:21 2020-Aug-25 05:24
1968-May-22 14:28 00:01 Jupiter 1.97967819591349 1.97967758666862 1.97967880516117 5.73687001067206 5.66179831353101 2439999.102472748 1.28428178228001 180.927516979015 22.2415806349667 83.6809240396099 4622699.92192208 T 24 CATAB v2.0f-lin.ifort 2020-Aug-25 05:24:21 2020-Aug-25 05:24
2075-Sep-08 00:49 00:02 Jupiter 1.95658788686063 1.95658737999022 1.95658839373416 5.56360011535634 5.48523748596574 2479188.534034588 1.86388506098316 279.34087669105 22.0771254315291 -87.5242993092363 4384786.1639615 T 24 CATAB v2.0f-lin.ifort 2020-Aug-25 05:24:21 2020-Aug-25 05:24
2193-Dec-02 19:53 00:05 Jupiter 1.98041271004984 1.98041180112179 1.98041361906875 5.73924001255557 5.66422774277313 2522373.328590515 5.34319152245556 764.230293530168 20.8363421984918 87.1245361667993 4768643.35632285 T 24 CATAB v2.0f-lin.ifort 2020-Aug-25 05:24:21 2020-Aug-25 05:24
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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