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385314 (2001 YH28)
Classification: Main-belt Asteroid          SPK-ID: 2385314
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .166421271322772 6.1539e-08  
a 2.448526556727428 1.8313e-08 au
q 2.04103965428928 1.5495e-07 au
i 4.375068118296727 7.0092e-06 deg
node 49.52832602415275 4.9887e-05 deg
peri 311.6544202344876 5.3715e-05 deg
M 89.09220681033929 1.7706e-05 deg
tp 2459050.167800736171
(2020-Jul-19.66780074)
7.0594e-05 TDB
period 1399.444420547332
3.83
1.57e-05
4.298e-08
d
yr
n .2572449428603971 2.886e-09 deg/d
Q 2.856013459165576 2.1361e-08 au
  Orbit Determination Parameters
   # obs. used (total)      258  
   data-arc span      6997 days (19.16 yr)  
   first obs. used      2001-11-12  
   last obs. used      2021-01-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53013  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:04:56  

Additional Information
 Earth MOID = 1.04068 au 
 Jupiter MOID = 2.60222 au 
 T_jup = 3.474 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458005.5 (2017-Sep-09.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1678278852172346 6.1759e-08  
q 2.036764494996415 1.5576e-07 au
tp 2457651.364837929474
(2016-Sep-19.86483793)
7.8715e-05 TDB
node 49.55932201785992 4.9819e-05 deg
peri 311.6812760485287 5.3595e-05 deg
i 4.379390603766421 7.0159e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      258  
   data-arc span      6997 days (19.16 yr)  
   first obs. used      2001-11-12  
   last obs. used      2021-01-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53013  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:04:56  

Additional Information
 Jupiter MOID = 2.60222 au 
 T_jup = 3.474 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.814183354539148E-15 -9.575831543747152E-15 3.182853223138719E-12 -2.39485316868646E-14 7.890335933478281E-13 -4.908892664598468E-15
q -9.575831543747152E-15 2.426120958097767E-14 -8.554887654772069E-12 5.689416358987344E-14 -2.106110373202229E-12 1.347527368541643E-14
tp 3.182853223138719E-12 -8.554887654772069E-12 6.196127167651371E-9 -1.658570621024673E-11 1.561280213245277E-9 -9.654153755135513E-12
node -2.39485316868646E-14 5.689416358987344E-14 -1.658570621024673E-11 2.481968053934515E-9 -2.478160758055935E-9 -1.11642372944092E-10
peri 7.890335933478281E-13 -2.106110373202229E-12 1.561280213245277E-9 -2.478160758055935E-9 2.872472571890596E-9 1.089683509148077E-10
i -4.908892664598468E-15 1.347527368541643E-14 -9.654153755135513E-12 -1.11642372944092E-10 1.089683509148077E-10 4.922257651781831E-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 17.30   n/a MPCxxxxx  

385314 (2001 YH28)          Discovered 2001-Dec-18 by LINEAR at Socorro
Reference: Last Updated: 2014-02-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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