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187077 (2005 NR48)
Classification: Main-belt Asteroid          SPK-ID: 2187077
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1908969515410091 4.0083e-08  
a 2.220819327511234 8.3543e-09 au
q 1.796871687965986 9.113e-08 au
i 4.9391470664568 4.3139e-06 deg
node 159.2007274419182 4.7644e-05 deg
peri 145.4273628055152 4.9616e-05 deg
M 237.9515324230778 1.2309e-05 deg
tp 2459610.324671608427
(2022-Jan-30.82467161)
4.214e-05 TDB
period 1208.838461540267
3.31
6.8211e-06
1.868e-08
d
yr
n .2978065402893438 1.6804e-09 deg/d
Q 2.644766967056482 9.9491e-09 au
  Orbit Determination Parameters
   # obs. used (total)      357  
   data-arc span      7321 days (20.04 yr)  
   first obs. used      2001-03-24  
   last obs. used      2021-04-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56949  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:14:43  

Additional Information
 Earth MOID = .782587 au 
 Jupiter MOID = 2.60231 au 
 T_jup = 3.621 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457271.5 (2015-Sep-06.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1913134392381932 4.0081e-08  
q 1.795911530982257 9.1155e-08 au
tp 2457192.833993461787
(2015-Jun-19.33399346)
3.9011e-05 TDB
node 159.2375727693701 4.7628e-05 deg
peri 145.4501460178259 4.9594e-05 deg
i 4.939796060674836 4.3151e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      357  
   data-arc span      7321 days (20.04 yr)  
   first obs. used      2001-03-24  
   last obs. used      2021-04-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56949  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:14:43  

Additional Information
 Jupiter MOID = 2.60231 au 
 T_jup = 3.621 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.606489552825401E-15 -3.644403932006277E-15 2.938269427314643E-13 -1.158361327627362E-14 1.668394281193093E-13 -3.093878692433955E-15
q -3.644403932006277E-15 8.309306863555776E-15 -6.387298687877322E-13 2.741280782131339E-14 -3.708395092956321E-13 7.464700443808627E-15
tp 2.938269427314643E-13 -6.387298687877322E-13 1.521849385765404E-9 -9.861123972194566E-12 5.486041868078379E-10 4.004723370887259E-12
node -1.158361327627362E-14 2.741280782131339E-14 -9.861123972194566E-12 2.268447383591259E-9 -2.26307797330573E-9 -4.133019538503834E-12
peri 1.668394281193093E-13 -3.708395092956321E-13 5.486041868078379E-10 -2.26307797330573E-9 2.459587164252317E-9 5.359735180846369E-12
i -3.093878692433955E-15 7.464700443808627E-15 4.004723370887259E-12 -4.133019538503834E-12 5.359735180846369E-12 1.862012906831726E-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 17.37   n/a MPCxxxxx  

187077 (2005 NR48)          Discovered 2005-Jul-08 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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