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215980 (2005 RP22)
Classification: Main-belt Asteroid          SPK-ID: 2215980
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1724961924213422 4.9878e-08  
a 3.105002964079179 2.4859e-08 au
q 2.569401775318539 1.6172e-07 au
i 6.469782587417227 6.6706e-06 deg
node 222.6938237036566 3.5485e-05 deg
peri 129.2945489495181 3.9357e-05 deg
M 294.0624380578885 1.7883e-05 deg
tp 2459566.534347148636
(2021-Dec-18.03434715)
0.00010175 TDB
period 1998.441572486341
5.47
2.4e-05
6.571e-08
d
yr
n .1801403678527912 2.1634e-09 deg/d
Q 3.640604152839818 2.9147e-08 au
  Orbit Determination Parameters
   # obs. used (total)      396  
   data-arc span      7184 days (19.67 yr)  
   first obs. used      2000-12-16  
   last obs. used      2020-08-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58313  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:52:56  

Additional Information
 Earth MOID = 1.56882 au 
 Jupiter MOID = 1.86796 au 
 T_jup = 3.188 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457463.5 (2016-Mar-16.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1719746576557823 5.0062e-08  
q 2.571318599438706 1.6204e-07 au
tp 2457572.122197887633
(2016-Jul-02.62219789)
9.0052e-05 TDB
node 222.708271589809 3.5469e-05 deg
peri 129.8308141222714 3.9333e-05 deg
i 6.470688761043886 6.6717e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      396  
   data-arc span      7184 days (19.67 yr)  
   first obs. used      2000-12-16  
   last obs. used      2020-08-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58313  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:52:56  

Additional Information
 Jupiter MOID = 1.86796 au 
 T_jup = 3.188 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.5061729815622E-15 -8.049550717207323E-15 1.529081477543239E-12 -1.016886441104779E-14 3.354593419475677E-13 -1.880070362999985E-15
q -8.049550717207323E-15 2.625833025258078E-14 -4.034330664971621E-12 3.057457610273452E-14 -9.271614547373862E-13 6.222992681124346E-15
tp 1.529081477543239E-12 -4.034330664971621E-12 8.10927300837208E-9 -1.753868491146407E-11 1.539480441358268E-9 -9.074593372808731E-13
node -1.016886441104779E-14 3.057457610273452E-14 -1.753868491146407E-11 1.258044814617819E-9 -1.253118909212668E-9 -3.193466088845782E-11
peri 3.354593419475677E-13 -9.271614547373862E-13 1.539480441358268E-9 -1.253118909212668E-9 1.547066251247071E-9 3.151013428987088E-11
i -1.880070362999985E-15 6.222992681124346E-15 -9.074593372808731E-13 -3.193466088845782E-11 3.151013428987088E-11 4.451187218677673E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.5   n/a MPO433413  
diameter diameter 3.399 km 0.490 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.096   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

215980 (2005 RP22)          Discovered 2005-Sep-10 by LONEOS at Anderson Mesa
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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