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19610 (1999 NR60)
Classification: Main-belt Asteroid          SPK-ID: 2019610
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1020281874287 2.0987e-08  
a 2.582740493430004 9.5179e-09 au
q 2.319228162286634 5.7324e-08 au
i 14.26141280945722 3.2239e-07 deg
node 154.3618772895136 1.8191e-06 deg
peri 237.597922003444 7.6422e-06 deg
M 329.5344113464086 8.7015e-06 deg
tp 2459328.800000345629
(2021-Apr-24.30000035)
3.6811e-05 TDB
period 1516.0711532479
4.15
8.3805e-06
2.294e-08
d
yr
n .2374558735114557 1.3126e-09 deg/d
Q 2.846252824573373 1.0489e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2785  
   data-arc span      10883 days (29.80 yr)  
   first obs. used      1991-04-19  
   last obs. used      2021-02-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42059  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:59:18  

Additional Information
 Earth MOID = 1.35081 au 
 Jupiter MOID = 2.57692 au 
 T_jup = 3.373 
[ 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 13.26   n/a E2021B10  
diameter diameter 6.972 km 0.247 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.229   0.059 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19610 (1999 NR60)          Discovered 1999-Jul-13 by LINEAR at Socorro
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 NR60 = 1991 PM17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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