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52470 (1995 ST2)
Classification: Main-belt Asteroid          SPK-ID: 2052470
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1304564854710103 4.8006e-08  
a 2.642704808838338 1.9067e-08 au
q 2.29794682733995 1.2895e-07 au
i 18.99455058068965 4.9606e-06 deg
node 359.7574367465141 1.4531e-05 deg
peri 19.27361399915362 2.5687e-05 deg
M 298.4821908662249 2.4885e-05 deg
tp 2459468.645040522598
(2021-Sep-11.14504052)
0.00011017 TDB
period 1569.175104695593
4.30
1.6983e-05
4.65e-08
d
yr
n .2294199028029043 2.4829e-09 deg/d
Q 2.987462790336726 2.1555e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1017  
   data-arc span      11481 days (31.43 yr)  
   first obs. used      1989-02-15  
   last obs. used      2020-07-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51354  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:45:36  

Additional Information
 Earth MOID = 1.30251 au 
 Jupiter MOID = 2.49484 au 
 T_jup = 3.305 
[ 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 14.23   n/a E2021B10  
diameter diameter 3.802 km 0.761 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.405   0.224 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52470 (1995 ST2)          Discovered 1995-Sep-20 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1995 ST2 = 2000 YR 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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