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452177 (2015 RY88)
Classification: Main-belt Asteroid          SPK-ID: 2452177
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2221363723603998 6.9381e-08  
a 2.875591478670882 2.8238e-08 au
q 2.236818019208455 1.9902e-07 au
i 15.99977067334577 1.053e-05 deg
node 212.8282858708814 1.5439e-05 deg
peri 212.5332024017053 3.355e-05 deg
M 26.71195936796286 2.2852e-05 deg
tp 2459264.342305571342
(2021-Feb-18.84230557)
0.00011372 TDB
period 1781.103712346102
4.88
2.6236e-05
7.183e-08
d
yr
n .2021218626992818 2.9772e-09 deg/d
Q 3.51436493813331 3.4511e-08 au
  Orbit Determination Parameters
   # obs. used (total)      353  
   data-arc span      5568 days (15.24 yr)  
   first obs. used      2005-11-04  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47164  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 15:18:20  

Additional Information
 Earth MOID = 1.26403 au 
 Jupiter MOID = 1.92958 au 
 T_jup = 3.203 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458146.5 (2018-Jan-28.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .219769840696098 7.093e-08  
q 2.248005400287861 2.0322e-07 au
tp 2457474.248491702035
(2016-Mar-26.74849170)
0.0001296 TDB
node 212.9875155738771 1.5355e-05 deg
peri 211.4614228558064 3.4229e-05 deg
i 16.03800104590267 1.056e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      353  
   data-arc span      5568 days (15.24 yr)  
   first obs. used      2005-11-04  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47164  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 15:18:20  

Additional Information
 Jupiter MOID = 1.92958 au 
 T_jup = 3.203 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.031090821974676E-15 -1.433664241306142E-14 -6.180678568755214E-12 -7.02429670972811E-16 -1.366608526077436E-12 -9.346419121323639E-15
q -1.433664241306142E-14 4.129923099920353E-14 1.65044383285321E-11 -4.924730878284768E-15 3.672731729051185E-12 3.589082767217999E-14
tp -6.180678568755214E-12 1.65044383285321E-11 1.679541410598009E-8 1.830822307836214E-11 3.95753411452235E-9 -1.738089419124855E-11
node -7.02429670972811E-16 -4.924730878284768E-15 1.830822307836214E-11 2.357786606636355E-10 -2.214952092983509E-10 -7.177354763740912E-11
peri -1.366608526077436E-12 3.672731729051185E-12 3.95753411452235E-9 -2.214952092983509E-10 1.171629335529842E-9 6.448758897745491E-11
i -9.346419121323639E-15 3.589082767217999E-14 -1.738089419124855E-11 -7.177354763740912E-11 6.448758897745491E-11 1.11514881305146E-10

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 16.43   n/a MPCxxxxx  
diameter diameter 2.666 km 0.546 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.082   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

452177 (2015 RY88)          Discovered 2008-Apr-06 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-11-30

[ show close-approach data ]
Alternate Designations
 2015 RY88 = 2010 MF17 = 2013 JK24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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