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JPL Small-Body Database Browser
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49055 (1998 RQ35)
Classification: Main-belt Asteroid          SPK-ID: 2049055
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1724329496173048 4.2145e-08  
a 2.393192933705186 1.0973e-08 au
q 1.980527617143109 1.014e-07 au
i 1.245925696127461 4.6262e-06 deg
node 304.8642597003804 0.00021839 deg
peri 307.117741034611 0.0002188 deg
M 282.4587061568359 1.4358e-05 deg
tp 2458891.769853372741
(2020-Feb-12.26985337)
5.4471e-05 TDB
period 1352.274923684818
3.70
9.3006e-06
2.546e-08
d
yr
n .2662180549936065 1.831e-09 deg/d
Q 2.805858250267262 1.2865e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1027  
   data-arc span      9032 days (24.73 yr)  
   first obs. used      1994-07-11  
   last obs. used      2019-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58411  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:49:03  

Additional Information
 Earth MOID = .966203 au 
 Jupiter MOID = 2.2366 au 
 T_jup = 3.510 
[ 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 15.4   n/a MPO337650  

49055 (1998 RQ35)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 RQ35 = 2001 HP1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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