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187985 (2001 RT37)
Classification: Main-belt Asteroid          SPK-ID: 2187985
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .258790123493422 4.5365e-08  
a 2.40809272648858 9.0122e-09 au
q 1.784902112416989 1.083e-07 au
i 2.870997280929504 5.3153e-06 deg
node 241.9810523016331 9.7042e-05 deg
peri 85.17551684536552 9.7854e-05 deg
M 62.12854423052911 1.1025e-05 deg
tp 2458964.942512972068
(2020-Apr-25.44251297)
4.124e-05 TDB
period 1364.923263217001
3.74
7.6622e-06
2.098e-08
d
yr
n .2637510911430379 1.4806e-09 deg/d
Q 3.031283340560171 1.1344e-08 au
  Orbit Determination Parameters
   # obs. used (total)      229  
   data-arc span      22019 days (60.28 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60366  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:57:37  

Additional Information
 Earth MOID = .774334 au 
 Jupiter MOID = 2.33576 au 
 T_jup = 3.473 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.8   n/a MPO433238  

187985 (2001 RT37)          Discovered 2001-Sep-08 by LINEAR at Socorro
Reference: 20080618/Numbers.arcLast Updated: 2008-06-20

Alternate Designations
 2001 RT37 = 6011 P-L 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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