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JPL Small-Body Database Browser
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357057 (2001 MR28)
Classification: Main-belt Asteroid          SPK-ID: 2357057
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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1679762147643079 5.9531e-08  
a 2.616435400188482 2.7792e-08 au
q 2.176936485489484 1.5509e-07 au
i 10.98133930884642 7.375e-06 deg
node 280.05681171 3.0215e-05 deg
peri 336.3168745090142 3.7012e-05 deg
M 196.0500960242207 2.3187e-05 deg
tp 2459704.499121916039
(2022-May-04.99912192)
0.00010227 TDB
period 1545.836122765984
4.23
2.463e-05
6.743e-08
d
yr
n .2328836768000009 3.7105e-09 deg/d
Q 3.055934314887481 3.246e-08 au
  Orbit Determination Parameters
   # obs. used (total)      182  
   data-arc span      6728 days (18.42 yr)  
   first obs. used      2001-06-26  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60873  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 23:20:55  

Additional Information
 Earth MOID = 1.16621 au 
 Jupiter MOID = 2.0531 au 
 T_jup = 3.361 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457607.5 (2016-Aug-07.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1687644216658196 5.9393e-08  
q 2.173662095108963 1.5481e-07 au
tp 2458159.024373420434
(2018-Feb-09.52437342)
9.7535e-05 TDB
node 280.1148454591 3.0231e-05 deg
peri 336.3636788502032 3.6995e-05 deg
i 10.98036452641949 7.3752e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      182  
   data-arc span      6728 days (18.42 yr)  
   first obs. used      2001-06-26  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60873  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 23:20:55  

Additional Information
 Jupiter MOID = 2.0531 au 
 T_jup = 3.361 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.527568543285133E-15 -9.092884281666098E-15 2.499650067599943E-12 2.206609787549494E-14 4.702860106342529E-13 4.877727681604277E-15
q -9.092884281666098E-15 2.396496056230162E-14 -6.427905858735498E-12 -5.334763246805752E-14 -1.248984954672533E-12 -1.040168865056568E-14
tp 2.499650067599943E-12 -6.427905858735498E-12 9.513109539978513E-9 3.147642981701688E-12 2.098813713370973E-9 6.935183249207242E-12
node 2.206609787549494E-14 -5.334763246805752E-14 3.147642981701688E-12 9.138989132894097E-10 -8.966123362745458E-10 4.669709265954104E-11
peri 4.702860106342529E-13 -1.248984954672533E-12 2.098813713370973E-9 -8.966123362745458E-10 1.368629321752236E-9 -4.453249768250647E-11
i 4.877727681604277E-15 -1.040168865056568E-14 6.935183249207242E-12 4.669709265954104E-11 -4.453249768250647E-11 5.439398261148221E-11

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 16.4   n/a MPO450329  

357057 (2001 MR28)          Discovered 2001-Jun-26 by NEAT at Palomar
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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Alternate Designations
 2001 MR28 = 2008 CU89 = 2010 NQ14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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