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150167 (1997 XB1)
Classification: Main-belt Asteroid          SPK-ID: 2150167
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3561282017139886 4.4345e-08  
a 2.674560235105955 1.2644e-08 au
q 1.722073908201929 1.1512e-07 au
i 10.80842698292098 4.5419e-06 deg
node 75.03024025584851 2.908e-05 deg
peri 350.2949171891852 3.048e-05 deg
M 105.112495597533 8.7328e-06 deg
tp 2458734.024489818053
(2019-Sep-07.52448982)
3.6527e-05 TDB
period 1597.632923762893
4.37
1.1329e-05
3.102e-08
d
yr
n .2253333632810312 1.5979e-09 deg/d
Q 3.627046562009981 1.7147e-08 au
  Orbit Determination Parameters
   # obs. used (total)      542  
   data-arc span      8188 days (22.42 yr)  
   first obs. used      1997-12-03  
   last obs. used      2020-05-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54435  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:17:24  

Additional Information
 Earth MOID = .736423 au 
 Jupiter MOID = 1.71438 au 
 T_jup = 3.262 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457531.5 (2016-May-23.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3540431968548895 4.4178e-08  
q 1.7302426583953 1.1451e-07 au
tp 2457135.195420874432
(2015-Apr-22.69542087)
3.1334e-05 TDB
node 75.09146367396679 2.9124e-05 deg
peri 350.3819171904252 3.0553e-05 deg
i 10.79210798537791 4.5343e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      542  
   data-arc span      8188 days (22.42 yr)  
   first obs. used      1997-12-03  
   last obs. used      2020-05-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54435  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:17:24  

Additional Information
 Jupiter MOID = 1.71438 au 
 T_jup = 3.262 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.951651974287839E-15 -5.048888180227053E-15 1.612509027186757E-13 -2.427568281904834E-14 -2.611973978552247E-14 -2.614434507949357E-15
q -5.048888180227053E-15 1.311166150844335E-14 -3.481436520269184E-13 6.176388329080886E-14 9.007002118211114E-14 6.292004752099128E-15
tp 1.612509027186757E-13 -3.481436520269184E-13 9.817962474545921E-10 -7.942771852445435E-12 3.163011259994099E-10 -3.919388794042574E-12
node -2.427568281904834E-14 6.176388329080886E-14 -7.942771852445435E-12 8.482066929028589E-10 -8.331730306663995E-10 2.092501867021727E-11
peri -2.611973978552247E-14 9.007002118211114E-14 3.163011259994099E-10 -8.331730306663995E-10 9.335104562082105E-10 -2.158007006284564E-11
i -2.614434507949357E-15 6.292004752099128E-15 -3.919388794042574E-12 2.092501867021727E-11 -2.158007006284564E-11 2.055990341079241E-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 16.19   n/a E2021B55  
diameter diameter 1.519 km 0.236 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.305   0.121 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

150167 (1997 XB1)          Discovered 1997-Dec-03 by Kobayashi, T. at Oizumi
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

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