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3523 Arina (1975 TV2)
Classification: Main-belt Asteroid          SPK-ID: 2003523
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1346104793403203 4.4118e-08  
a 2.372137129910909 8.9264e-09 au
q 2.05282261379263 1.0444e-07 au
i 9.667364719618851 4.8763e-06 deg
node 55.66092311838498 2.0525e-05 deg
peri 158.6907252249667 2.4302e-05 deg
M 241.0042371581814 1.476e-05 deg
tp 2459441.600053675588
(2021-Aug-15.10005368)
5.5806e-05 TDB
period 1334.467846004733
3.65
7.5325e-06
2.062e-08
d
yr
n .2697704564990495 1.5227e-09 deg/d
Q 2.691451646029187 1.0128e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2184  
   data-arc span      32797 days (89.79 yr)  
   first obs. used      1930-04-21  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44868  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:49:12  

Additional Information
 Earth MOID = 1.04833 au 
 Jupiter MOID = 2.28244 au 
 T_jup = 3.513 
[ 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 12.3   n/a MPO502187  
diameter diameter 9.071 km 0.099 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 2.67 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Schmidt, R.E. (2015) Minor Planet Bull. 42, 1-3.]
geometric albedo albedo 0.283   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

3523 Arina (1975 TV2)          Discovered 1975-Oct-03 by Chernykh, L. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1975 TV2 = 1930 HB = 1952 KO = 1957 VC = 1968 UX = 1975 TC7 = 1975 VH9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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