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441987 (2010 NY65)
Classification: Apollo [NEO, PHA]          SPK-ID: 2441987
[ 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 146 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3703401700907134 2.89e-08  
a 1.001967634250623 3.5418e-10 au
q .6308987701568574 2.9051e-08 au
i 11.5657662236361 3.1217e-06 deg
node 267.9788339839205 1.5525e-06 deg
peri 251.7822542564597 8.0688e-07 deg
M 242.0295804966369 1.2934e-06 deg
tp 2459320.546524036043
(2021-Apr-16.04652404)		 1.3044e-06 TDB
period 366.335466423797
1.00		 1.9424e-07
5.318e-10		 d
yr
n .9827058338477449 5.2106e-10 deg/d
Q 1.373036498344388 4.8535e-10 au

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A2 [EST] -3.6483875744385E-14 1.842E-15
ALN [SET] 1. n/a
NK [SET] 0. n/a
NM [SET] 2. n/a
R0 [SET] 1. n/a
   Orbit Determination Parameters
   # obs. used (total)      835  
   # delay obs. used      12  
   # Doppler obs. used      3  
   data-arc span      3685 days (10.09 yr)  
   first obs. used      2010-07-14  
   last obs. used      2020-08-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .33713  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-26 05:19:11  

Additional Information
 Earth MOID = .0183687 au 
 Jupiter MOID = 3.65273 au 
 T_jup = 5.992 
 Nongravitational accels. using nonstandard g(r) = (1 au/ r)^2 
[ 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 21.37   n/a E2021B69  
diameter diameter 0.228 km 0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  
rotation period rot_per 4.9706 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Warner, B.D. (2016) Minor Planet Bull. 43, 311-319.]
[Warner, B.D. (2017) Minor Planet Bull. 44, 335-344.]
[Behrend, R. (2019) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Warner, B.D.; Stephens, R.D. (2020) Minor Planet Bull. 47, 23-34.]
[Warner, B.D.; Stephens, R.D. (2020) Minor Planet Bull. 47, 290-304.]
geometric albedo albedo 0.071   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  

441987 (2010 NY65)          Discovered 2010-Jul-14 by WISE at WISE
Reference: Last Updated: 2015-09-02

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