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100953 (1998 QB6)
Classification: Main-belt Asteroid          SPK-ID: 2100953
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1876980568424442 3.4241e-08  
a 2.645981190417568 1.2221e-08 au
q 2.149335662534533 9.1335e-08 au
i 3.366514443734795 4.0512e-06 deg
node 199.8035498643734 6.98e-05 deg
peri 186.81513430 7.0856e-05 deg
M 58.45002481310546 1.2205e-05 deg
tp 2458945.252936263017
(2020-Apr-05.75293626)
5.2691e-05 TDB
period 1572.094164872121
4.30
1.0891e-05
2.982e-08
d
yr
n .2289939165503381 1.5864e-09 deg/d
Q 3.142626718300603 1.4514e-08 au
  Orbit Determination Parameters
   # obs. used (total)      660  
   data-arc span      8242 days (22.57 yr)  
   first obs. used      1998-08-24  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51608  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 08:32:15  

Additional Information
 Earth MOID = 1.15249 au 
 Jupiter MOID = 2.30796 au 
 T_jup = 3.365 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457585.5 (2016-Jul-16.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1893345593186818 3.4738e-08  
q 2.14378641501324 9.2947e-08 au
tp 2457368.698653180713
(2015-Dec-12.19865318)
4.8526e-05 TDB
node 199.8819569061247 6.9644e-05 deg
peri 185.85879327579 7.066e-05 deg
i 3.368630610232831 4.0631e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      660  
   data-arc span      8242 days (22.57 yr)  
   first obs. used      1998-08-24  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51608  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 08:32:15  

Additional Information
 Jupiter MOID = 2.30796 au 
 T_jup = 3.365 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.206759880546619E-15 -3.210314555626643E-15 -5.498075920163602E-13 -7.773838918279727E-15 -1.106267510415938E-13 -6.627678184906052E-16
q -3.210314555626643E-15 8.639121154907883E-15 1.537875369259209E-12 2.164983975321907E-14 3.145144401407724E-13 1.851059883044544E-15
tp -5.498075920163602E-13 1.537875369259209E-12 2.354809264647401E-9 7.951907398326308E-12 5.973361095221343E-10 8.621385331059043E-13
node -7.773838918279727E-15 2.164983975321907E-14 7.951907398326308E-12 4.850314462220621E-9 -4.839565395617423E-9 -9.027362081902246E-11
peri -1.106267510415938E-13 3.145144401407724E-13 5.973361095221343E-10 -4.839565395617423E-9 4.99284239854641E-9 9.034062957369003E-11
i -6.627678184906052E-16 1.851059883044544E-15 8.621385331059043E-13 -9.027362081902246E-11 9.034062957369003E-11 1.650852634680852E-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 15.97   n/a MPCxxxxx  

100953 (1998 QB6)          Discovered 1998-Aug-24 by ODAS at Caussols
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1998 QB6 = 2002 RY37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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