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2457 Rublyov (1975 TU2)
Classification: Main-belt Asteroid          SPK-ID: 2002457
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 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06523912702666329 3.7716e-08  
a 2.639949671482766 9.7746e-09 au
q 2.467721659520904 1.0303e-07 au
i 6.270503513798587 3.5477e-06 deg
node 140.7115837197963 2.9821e-05 deg
peri 76.79473866491341 4.1046e-05 deg
M 306.1111189499218 2.9745e-05 deg
tp 2459235.024686072920
(2021-Jan-20.52468607)
0.00012992 TDB
period 1566.721842077078
4.29
8.7013e-06
2.382e-08
d
yr
n .2297791416009946 1.2762e-09 deg/d
Q 2.812177683444629 1.0412e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2759  
   data-arc span      23479 days (64.28 yr)  
   first obs. used      1956-03-09  
   last obs. used      2020-06-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46173  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:09:10  

Additional Information
 Earth MOID = 1.46999 au 
 Jupiter MOID = 2.16973 au 
 T_jup = 3.384 
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Orbital Elements at Epoch 2456794.5 (2014-May-17.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06661001717057174 3.7466e-08  
q 2.463381920769383 1.0243e-07 au
tp 2456103.814608610919
(2012-Jun-25.31460861)
0.00012314 TDB
node 140.7474871311555 2.9805e-05 deg
peri 77.2563407816107 4.0794e-05 deg
i 6.272132959529687 3.5493e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2759  
   data-arc span      23479 days (64.28 yr)  
   first obs. used      1956-03-09  
   last obs. used      2020-06-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46173  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:09:10  

Additional Information
 Jupiter MOID = 2.16973 au 
 T_jup = 3.384 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.40373595520064E-15 -3.824249216973142E-15 -1.567839057027429E-12 3.236933071324852E-15 -3.134692633588819E-13 5.096896688211065E-17
q -3.824249216973142E-15 1.049100803742962E-14 4.399251045701685E-12 -9.375908796475563E-15 8.88932336485196E-13 -1.926527157714777E-17
tp -1.567839057027429E-12 4.399251045701685E-12 1.516410764956903E-8 -8.525824601644545E-12 3.437538749090742E-9 2.636813637841258E-12
node 3.236933071324852E-15 -9.375908796475563E-15 -8.525824601644545E-12 8.883418593177429E-10 -8.845522657400139E-10 1.35361345207154E-11
peri -3.134692633588819E-13 8.88932336485196E-13 3.437538749090742E-9 -8.845522657400139E-10 1.66412392784884E-9 -1.28455774717713E-11
i 5.096896688211065E-17 -1.926527157714777E-17 2.636813637841258E-12 1.35361345207154E-11 -1.28455774717713E-11 1.259725892308814E-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 12.6   n/a MPO365274  
diameter diameter 14.968 km 0.585 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.079   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

2457 Rublyov (1975 TU2)          Discovered 1975-Oct-03 by Chernykh, L. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1975 TU2 = 1939 EL = 1956 ES = 1969 EW 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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