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535844 (2015 BY310)
Classification: Apollo [NEO, PHA]          SPK-ID: 2535844
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 82 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3998443337392061 1.3807e-08  
a 1.584540946562986 3.163e-09 au
q .9509712275020179 2.2481e-08 au
i 4.857528258741992 3.6877e-06 deg
node 328.7999808202463 1.7207e-05 deg
peri 229.2213613385177 2.1458e-05 deg
M 306.903630390126 4.0743e-06 deg
tp 2459307.952358781683
(2021-Apr-03.45235878)
8.1091e-06 TDB
period 728.5403775367002
1.99
2.1814e-06
5.972e-09
d
yr
n .494138706789611 1.4796e-09 deg/d
Q 2.218110665623954 4.4277e-09 au
  Orbit Determination Parameters
   # obs. used (total)      358  
   data-arc span      2240 days (6.13 yr)  
   first obs. used      2015-01-18  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4531  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:04:36  

Additional Information
 Earth MOID = .0233839 au 
 Jupiter MOID = 2.751 au 
 T_jup = 4.292 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458422.5 (2018-Oct-31.0) TDB
Reference: JPL 82 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3996433772065438 1.3945e-08  
q .9508173077750457 2.2559e-08 au
tp 2458579.630325570945
(2019-Apr-06.13032557)
9.1488e-06 TDB
node 328.9206467607003 1.7245e-05 deg
peri 229.2009024852688 2.1435e-05 deg
i 4.867959561906392 3.6778e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      358  
   data-arc span      2240 days (6.13 yr)  
   first obs. used      2015-01-18  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4531  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:04:36  

Additional Information
 Jupiter MOID = 2.751 au 
 T_jup = 4.292 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.944529844880323E-16 -3.138390904263627E-16 4.306320738449841E-14 -1.485462581152975E-14 6.852928661430519E-14 5.181284923140396E-15
q -3.138390904263627E-16 5.089055757454517E-16 -7.289821225345774E-14 2.216201376635839E-14 -1.106777043628792E-13 -8.075695389322734E-15
tp 4.306320738449841E-14 -7.289821225345774E-14 8.370142420975285E-11 -8.196426364978196E-11 1.471705386287942E-10 1.685768172655584E-11
node -1.485462581152975E-14 2.216201376635839E-14 -8.196426364978196E-11 2.973899052868239E-10 -3.505883465736203E-10 -2.921907516746598E-11
peri 6.852928661430519E-14 -1.106777043628792E-13 1.471705386287942E-10 -3.505883465736203E-10 4.594390420994116E-10 4.093875553689855E-11
i 5.181284923140396E-15 -8.075695389322734E-15 1.685768172655584E-11 -2.921907516746598E-11 4.093875553689855E-11 1.352620464288725E-11

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 21.7   n/a E2015L50  
rotation period rot_per 0.0926702 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2019) http://www.asu.cas.cz/~ppravec/neo.htm]

535844 (2015 BY310)          Discovered 2015-Jan-18 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2019-05-29

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