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JPL Small-Body Database Browser
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295511 (2008 RH75)
Classification: Main-belt Asteroid          SPK-ID: 2295511
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2451717576690447 1.6029e-07  
a 2.41090484023681 6.405e-08 au
q 1.819819062983144 3.4805e-07 au
i 16.13066597065145 8.6263e-06 deg
node 1.003429547969738 2.7991e-05 deg
peri 338.4904488310724 4.9328e-05 deg
M 310.3949313065825 6.9802e-05 deg
tp 2458788.904852772674
(2019-Nov-01.40485277)
0.00027241 TDB
period 1367.314848757843
3.74
5.4488e-05
1.492e-07
d
yr
n .2632897611892733 1.0492e-08 deg/d
Q 3.001990617490476 7.9753e-08 au
  Orbit Determination Parameters
   # obs. used (total)      159  
   data-arc span      5504 days (15.07 yr)  
   first obs. used      2003-03-27  
   last obs. used      2018-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5833  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 10:41:41  

Additional Information
 Earth MOID = .820272 au 
 Jupiter MOID = 2.43503 au 
 T_jup = 3.426 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457075.5 (2015-Feb-22.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2459317790207518 1.6075e-07  
q 1.816921678704005 3.5011e-07 au
tp 2457423.127603394888
(2016-Feb-04.62760339)
0.00022046 TDB
node 1.040845957657876 2.7965e-05 deg
peri 338.6937305510087 4.9214e-05 deg
i 16.14364804176858 8.6299e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      159  
   data-arc span      5504 days (15.07 yr)  
   first obs. used      2003-03-27  
   last obs. used      2018-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5833  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 10:41:41  

Additional Information
 Jupiter MOID = 2.43503 au 
 T_jup = 3.426 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.583998372580745E-14 -5.611091327851067E-14 2.989777345277611E-11 1.566539332009401E-13 5.046693283324093E-12 -2.228681035485584E-13
q -5.611091327851067E-14 1.225783078808519E-13 -6.216504519544775E-11 -3.287653518996033E-13 -1.039382246677373E-11 4.601542605444461E-13
tp 2.989777345277611E-11 -6.216504519544775E-11 4.860080300129108E-8 2.30354071418289E-10 8.918935141625485E-9 -3.84587974442107E-10
node 1.566539332009401E-13 -3.287653518996033E-13 2.30354071418289E-10 7.820527114859837E-10 -7.0741249325432E-10 3.344833084671391E-11
peri 5.046693283324093E-12 -1.039382246677373E-11 8.918935141625485E-9 -7.0741249325432E-10 2.4219824018793E-9 -1.048040996914011E-10
i -2.228681035485584E-13 4.601542605444461E-13 -3.84587974442107E-10 3.344833084671391E-11 -1.048040996914011E-10 7.447484412872654E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3   n/a MPO437321  
diameter diameter 3.970 km 0.560 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.028   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

295511 (2008 RH75)          Discovered 2008-Sep-06 by CSS at Catalina
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

Alternate Designations
 2008 RH75 = 2007 GY25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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