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22832 (1999 RM54)
Classification: Main-belt Asteroid          SPK-ID: 2022832
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 .2246057341234608 3.977e-08  
a 2.382473102118714 7.8708e-09 au
q 1.847355981987941 9.3475e-08 au
i 7.71789482216986 4.8196e-06 deg
node 348.1025934953248 2.8446e-05 deg
peri 70.23557006665429 3.0535e-05 deg
M 222.1310211196803 1.0032e-05 deg
tp 2459714.904186458458
(2022-May-15.40418646)
3.8491e-05 TDB
period 1343.199236180603
3.68
6.6561e-06
1.822e-08
d
yr
n .2680168290027195 1.3281e-09 deg/d
Q 2.917590222249487 9.6386e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1278  
   data-arc span      14090 days (38.58 yr)  
   first obs. used      1981-11-25  
   last obs. used      2020-06-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50782  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:13:31  

Additional Information
 Earth MOID = .875052 au 
 Jupiter MOID = 2.49448 au 
 T_jup = 3.491 
[ 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 14.86   n/a E2021B10  
diameter diameter 5.819 km 0.188 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.069   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

22832 (1999 RM54)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20010309/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RM54 = 1981 UW20 = 1981 WQ7 = 1990 GX = 1992 SV14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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