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452176 (2015 RH88)
Classification: Mars-crossing Asteroid          SPK-ID: 2452176
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2151490101059952 6.9314e-08  
a 1.900602154716942 1.6773e-08 au
q 1.491689482524271 1.2942e-07 au
i 13.96309079561848 1.5492e-05 deg
node 325.6554445809365 3.4727e-05 deg
peri 108.2509178458263 8.768e-05 deg
M 236.6379889783682 6.892e-05 deg
tp 2459328.454951700602
(2021-Apr-23.95495170)
0.00018558 TDB
period 957.0513777658329
2.62
1.2669e-05
3.469e-08
d
yr
n .3761553542092943 4.9795e-09 deg/d
Q 2.309514826909614 2.0382e-08 au
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      5980 days (16.37 yr)  
   first obs. used      2002-11-13  
   last obs. used      2019-03-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5359  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-15 06:48:13  

Additional Information
 Earth MOID = .572991 au 
 Jupiter MOID = 2.99355 au 
 T_jup = 3.883 
[ 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 18.3   n/a MPO472493  

452176 (2015 RH88)          Discovered 2002-Nov-13 by LINEAR at Socorro
Reference: Last Updated: 2015-11-30

[ show close-approach data ]
Alternate Designations
 2015 RH88 = 2002 VL99 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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