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20031 (1992 OO)
Classification: Main-belt Asteroid          SPK-ID: 2020031
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .17970346489091 1.0019e-08  
a 2.341647889741465 8.4089e-09 au
q 1.920845650400437 2.6652e-08 au
i 25.75613522096504 4.9351e-07 deg
node 122.6632810723426 1.2658e-06 deg
peri 195.3616876332067 5.8113e-06 deg
M 333.9599273347937 7.6674e-06 deg
tp 2459295.171771781190
(2021-Mar-21.67177178)
2.8086e-05 TDB
period 1308.822685689636
3.58
7.05e-06
1.93e-08
d
yr
n .2750563570880583 1.4816e-09 deg/d
Q 2.762450129082494 9.9201e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2118  
   data-arc span      10292 days (28.18 yr)  
   first obs. used      1992-07-27  
   last obs. used      2020-09-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40792  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:11:48  

Additional Information
 Earth MOID = .910317 au 
 Jupiter MOID = 2.53692 au 
 T_jup = 3.411 
[ 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 13.60   n/a E2021B10  
diameter diameter 4.558 km 0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 10.8379 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2006) http://www.asu.cas.cz/~ppravec/neo.htm]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.346   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

20031 (1992 OO)          Discovered 1992-Jul-27 by Helin, E. F. at Palomar
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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