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181153 (2005 RL22)
Classification: Main-belt Asteroid          SPK-ID: 2181153
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01701919092101686 4.2013e-08  
a 3.103994365435411 3.1203e-08 au
q 3.051166892712305 1.475e-07 au
i 9.416623446867362 5.6376e-06 deg
node 227.7923903686268 2.5546e-05 deg
peri 73.14622850016252 0.00018309 deg
M 346.133454675983 0.00017851 deg
tp 2459277.438831809264
(2021-Mar-03.93883181)
0.00099007 TDB
period 1997.467920388361
5.47
3.0119e-05
8.246e-08
d
yr
n .1802281760450032 2.7176e-09 deg/d
Q 3.156821838158516 3.1734e-08 au
  Orbit Determination Parameters
   # obs. used (total)      576  
   data-arc span      7198 days (19.71 yr)  
   first obs. used      2000-11-01  
   last obs. used      2020-07-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62286  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:29:25  

Additional Information
 Earth MOID = 2.04897 au 
 Jupiter MOID = 1.87451 au 
 T_jup = 3.200 
[ show covariance matrix ]

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 14.62   n/a E2021B55  
diameter diameter 3.994 km 0.449 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 131.3 h n/a LCDB (Rev. 2020-October); 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.211   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

181153 (2005 RL22)          Discovered 2005-Sep-10 by LONEOS at Anderson Mesa
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1940-Sep-02 11:49 00:03 Jupiter 1.87844055442357 1.87844004668273 1.87844106216494 4.15675243713704 4.04682035429466 2429874.992166975 3.20104372820237 240.643608004945 22.0963832543136 89.4820614694582 2894533.6650522 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 21:29:26 2021-Apr-13 21:29
2011-Jul-11 19:12 < 00:01 Jupiter 1.88908423553274 1.88908368168164 1.88908478938384 4.06257292252739 3.95066375782909 2455754.300273381 0.24833943080799 41.8117978280818 24.4765735017431 89.2328356807558 2700179.94573996 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 21:29:26 2021-Apr-13 21:29
2072-Apr-12 10:53 00:03 Jupiter 1.96182779739343 1.96182699549492 1.96182859929449 4.27526034534505 4.17305015492327 2477944.953688469 2.5088283401887 149.424997154493 24.0777911807191 77.8055633701609 3329107.39047186 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 21:29:26 2021-Apr-13 21:29
2082-May-17 18:13 00:03 Jupiter 1.91539109503177 1.91539011934321 1.91539207072622 3.96298688582487 3.8497827046404 2481632.259373573 3.03476850685779 201.845874798675 21.2783739941658 -77.3694121432167 2921800.32062832 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 21:29:26 2021-Apr-13 21:29
2143-Feb-22 15:35 00:06 Jupiter 1.92100588772014 1.92100467740002 1.9210070980622 4.28257709518668 4.17835056729024 2503827.149554688 5.53225227817338 364.35723609029 23.0203122614369 81.1908987157818 3140278.38393746 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 21:29:26 2021-Apr-13 21:29
2153-Mar-24 06:54 00:06 Jupiter 1.95211302226142 1.9521111952709 1.95211484927713 3.86854413008952 3.75470811105535 2507509.787535988 6.25350006517446 378.213193750991 20.0280081915922 -75.7219626070006 3062797.95830237 T 21 CATAB v2.0f-lin.ifort 2021-Apr-13 21:29:26 2021-Apr-13 21:29

Alternate Designations
 2005 RL22 = 2000 VW19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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