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JPL Small-Body Database Browser
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441971 (2010 MT77)
Classification: Main-belt Asteroid          SPK-ID: 2441971
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1640300665553075 7.3802e-08  
a 3.096703011233284 5.9927e-08 au
q 2.588750610198667 2.2589e-07 au
i 8.645311037779798 9.3042e-06 deg
node 348.6053202876957 5.3698e-05 deg
peri 34.35651280416911 6.1578e-05 deg
M 195.6272613119417 3.3637e-05 deg
tp 2459509.314090666127
(2021-Oct-21.81409067)
0.00020329 TDB
period 1990.433908025984
5.45
5.7778e-05
1.582e-07
d
yr
n .1808650860238964 5.2501e-09 deg/d
Q 3.6046554122679 6.9756e-08 au
  Orbit Determination Parameters
   # obs. used (total)      102  
   data-arc span      7183 days (19.67 yr)  
   first obs. used      1999-09-30  
   last obs. used      2019-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62956  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:42:37  

Additional Information
 Earth MOID = 1.596 au 
 Jupiter MOID = 1.90319 au 
 T_jup = 3.185 
[ 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 16.4   n/a MPO437718  
diameter diameter 3.242 km 0.562 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

441971 (2010 MT77)          Discovered 2010-Jun-26 by WISE at WISE
Reference: Last Updated: 2015-09-02

[ show close-approach data ]
Alternate Designations
 2010 MT77 = 1999 SX20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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