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53110 (1999 AR7)
Classification: Amor [NEO]          SPK-ID: 2053110
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 258 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2144008279283399 3.4387e-08  
a 1.644533738269661 5.969e-09 au
q 1.291944343228558 5.8924e-08 au
i 40.62934338449902 6.8562e-06 deg
node 85.44484987679201 6.1062e-06 deg
peri 58.19752577986156 1.5541e-05 deg
M 101.1957721973808 1.3667e-05 deg
tp 2458983.967806045997
(2020-May-14.46780605)
2.8773e-05 TDB
period 770.3048075111055
2.11
4.1939e-06
1.148e-08
d
yr
n .4673474662103934 2.5444e-09 deg/d
Q 1.997123133310765 7.2488e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1205  
   data-arc span      7897 days (21.62 yr)  
   first obs. used      1998-11-28  
   last obs. used      2020-07-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45477  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-18 06:25:51  

Additional Information
 Earth MOID = .409848 au 
 Jupiter MOID = 3.37597 au 
 T_jup = 3.998 
[ 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 16.72   n/a E2021B10  
rotation period rot_per 2.7375 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2016) Minor Planet Bull. 43, 163-164.]
[Warner, B.D. (2018) Minor Planet Bull. 45, 138-147.]

53110 (1999 AR7)          Discovered 1999-Jan-11 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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