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1653 Yakhontovia (1937 RA)
Classification: Main-belt Asteroid          SPK-ID: 2001653
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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3235412092771057 3.5423e-08  
a 2.609534047268744 9.1899e-09 au
q 1.765242245965635 9.4096e-08 au
i 4.070556828419267 4.3421e-06 deg
node 303.9835693181588 5.9659e-05 deg
peri 88.88569830199546 5.9995e-05 deg
M 104.8129208671356 7.2385e-06 deg
tp 2458152.213973919616
(2018-Feb-02.71397392)
3.0078e-05 TDB
period 1539.723996371715
4.22
8.1336e-06
2.227e-08
d
yr
n .2338081375937003 1.2351e-09 deg/d
Q 3.453825848571854 1.2163e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2522  
   data-arc span      41729 days (114.25 yr)  
   first obs. used      1905-02-09  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46189  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-29 19:25:42  

Additional Information
 Earth MOID = .776512 au 
 Jupiter MOID = 2.02462 au 
 T_jup = 3.331 
[ 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 11.7   n/a MPO384763  
diameter diameter 9.010 km 0.072 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 15.41 h n/a LCDB (Rev. 2019-January); 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. (2006) Minor Planet Bull. 33, 82-84.]
geometric albedo albedo 0.599   0.111 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
SMASSII spectral type spec_B X   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

1653 Yakhontovia (1937 RA)          Discovered 1937-Aug-30 by Neujmin, G. at Simeis
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1937 RA = 1947 BO = 1950 XS = 1958 RM = A905 CB 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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