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190658 (2000 YA44)
Classification: Main-belt Asteroid          SPK-ID: 2190658
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1519720330319269 4.9731e-08  
a 2.655121011715602 1.6063e-08 au
q 2.251616873619395 1.3121e-07 au
i 1.440004898743163 4.3498e-06 deg
node 148.8153054233808 0.00020659 deg
peri 274.3887058979113 0.00020714 deg
M 255.586421908797 1.527e-05 deg
tp 2459658.831160003488
(2022-Mar-20.33116000)
6.8691e-05 TDB
period 1580.246751597119
4.33
1.434e-05
3.926e-08
d
yr
n .2278125233519109 2.0673e-09 deg/d
Q 3.058625149811809 1.8504e-08 au
  Orbit Determination Parameters
   # obs. used (total)      415  
   data-arc span      8125 days (22.25 yr)  
   first obs. used      1997-02-10  
   last obs. used      2019-05-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52504  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:08:36  

Additional Information
 Earth MOID = 1.26473 au 
 Jupiter MOID = 2.24907 au 
 T_jup = 3.371 
[ 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 16.2   n/a MPO436944  
rotation period rot_per 6.27 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:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]

190658 (2000 YA44)          Discovered 2000-Dec-30 by LINEAR at Socorro
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

[ show close-approach data ]
Alternate Designations
 2000 YA44 = 2004 VN70 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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