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213505 (2002 GM85)
Classification: Main-belt Asteroid          SPK-ID: 2213505
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .074087155700885 5.5234e-08  
a 2.281210183150986 1.2768e-08 au
q 2.112201809125434 1.2371e-07 au
i 5.357547391889933 4.0615e-06 deg
node 49.39437888540663 6.7277e-05 deg
peri 131.3367037043117 7.5136e-05 deg
M 167.9268236969509 3.6348e-05 deg
tp 2458613.465058726459
(2019-May-09.96505873)
0.00012562 TDB
period 1258.480177293509
3.45
1.0566e-05
2.893e-08
d
yr
n .2860593329123523 2.4017e-09 deg/d
Q 2.450218557176537 1.3714e-08 au
  Orbit Determination Parameters
   # obs. used (total)      209  
   data-arc span      7229 days (19.79 yr)  
   first obs. used      2000-11-30  
   last obs. used      2020-09-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55553  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:42:57  

Additional Information
 Earth MOID = 1.11764 au 
 Jupiter MOID = 2.50938 au 
 T_jup = 3.596 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457979.5 (2017-Aug-14.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07325854819350687 5.5239e-08  
q 2.114531808498428 1.2368e-07 au
tp 2457352.979223350055
(2015-Nov-26.47922335)
0.00012429 TDB
node 49.44883368759424 6.7204e-05 deg
peri 130.9294756301944 7.5214e-05 deg
i 5.360227429530971 4.063e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      209  
   data-arc span      7229 days (19.79 yr)  
   first obs. used      2000-11-30  
   last obs. used      2020-09-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55553  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:42:57  

Additional Information
 Jupiter MOID = 2.50938 au 
 T_jup = 3.596 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.05131377542204E-15 -6.802405605995974E-15 -1.443728064286943E-12 -1.348709537442623E-14 -4.504418161129692E-13 4.39933692637074E-15
q -6.802405605995974E-15 1.529635584386785E-14 3.592843035713069E-12 3.446261078801103E-14 1.115278375389653E-12 -9.85877180821703E-15
tp -1.443728064286943E-12 3.592843035713069E-12 1.544738112103977E-8 6.138335382261168E-11 4.246435912598281E-9 -7.99509209000423E-12
node -1.348709537442623E-14 3.446261078801103E-14 6.138335382261168E-11 4.51632745264627E-9 -4.478901157740235E-9 -3.520496477816523E-11
peri -4.504418161129692E-13 1.115278375389653E-12 4.246435912598281E-9 -4.478901157740235E-9 5.65720912570848E-9 3.279947704424631E-11
i 4.39933692637074E-15 -9.85877180821703E-15 -7.99509209000423E-12 -3.520496477816523E-11 3.279947704424631E-11 1.650805275795839E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.64   n/a E2021B55  

213505 (2002 GM85)          Discovered 2002-Apr-10 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

Alternate Designations
 2002 GM85 = 2007 UB97 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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