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34695 (2001 NY21)
Classification: Main-belt Asteroid          SPK-ID: 2034695
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .173859678543341 4.4536e-08  
a 2.356324134772583 7.1717e-09 au
q 1.946654378157106 1.0757e-07 au
i 2.974905529665057 5.233e-06 deg
node 169.17511182623 6.0265e-05 deg
peri 218.7367699275776 6.1544e-05 deg
M 286.0745208708478 1.2607e-05 deg
tp 2458871.795519533586
(2020-Jan-23.29551953)
4.6718e-05 TDB
period 1321.146486740547
3.62
6.0316e-06
1.651e-08
d
yr
n .2724906008630204 1.244e-09 deg/d
Q 2.765993891388061 8.4186e-09 au
  Orbit Determination Parameters
   # obs. used (total)      924  
   data-arc span      9076 days (24.85 yr)  
   first obs. used      1994-10-31  
   last obs. used      2019-09-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5686  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 01:54:47  

Additional Information
 Earth MOID = .951533 au 
 Jupiter MOID = 2.67655 au 
 T_jup = 3.532 
[ 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 15.4   n/a MPO250547  
diameter diameter 4.812 km 0.185 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.058   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

34695 (2001 NY21)          Discovered 2001-Jul-14 by JPL/GEODSS NEAT at Palomar
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 NY21 = 2000 HJ61 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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