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48863 (1998 HY37)
Classification: Main-belt Asteroid          SPK-ID: 2048863
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1623812562085314 2.7049e-08  
a 2.169465748139008 7.2271e-09 au
q 1.817185174654815 5.9683e-08 au
i 2.756668071418456 3.2185e-06 deg
node 269.8224969529966 8.3263e-05 deg
peri 25.94779223827087 8.4728e-05 deg
M 258.6588988693358 1.8559e-05 deg
tp 2459329.057013066824
(2021-Apr-24.55701307)
6.1221e-05 TDB
period 1167.15255098276
3.20
5.8322e-06
1.597e-08
d
yr
n .308442970626997 1.5413e-09 deg/d
Q 2.521746321623202 8.4007e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1207  
   data-arc span      8064 days (22.08 yr)  
   first obs. used      1998-03-25  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55328  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 09:49:28  

Additional Information
 Earth MOID = .80168 au 
 Jupiter MOID = 2.65984 au 
 T_jup = 3.671 
[ 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 15.8   n/a MPO347859  

48863 (1998 HY37)          Discovered 1998-Apr-20 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 HY37 = 1999 XX61 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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