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JPL Small-Body Database Browser
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13844 (1999 XW34)
Classification: Main-belt Asteroid          SPK-ID: 2013844
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1515368066508285 2.9703e-08  
a 2.302714410129761 6.89e-09 au
q 1.953768421789851 6.7318e-08 au
i 4.826409714801907 3.1932e-06 deg
node 109.3239332907227 4.7875e-05 deg
peri 185.1436802900496 4.9774e-05 deg
M 144.320834431974 1.3495e-05 deg
tp 2458488.835748170710
(2019-Jan-05.33574817)
4.7231e-05 TDB
period 1276.316973800253
3.49
5.7283e-06
1.568e-08
d
yr
n .2820615939378244 1.2659e-09 deg/d
Q 2.651660398469671 7.934e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1839  
   data-arc span      12382 days (33.90 yr)  
   first obs. used      1986-02-07  
   last obs. used      2020-01-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49164  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 23:16:18  

Additional Information
 Earth MOID = .93775 au 
 Jupiter MOID = 2.52549 au 
 T_jup = 3.570 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456882.5 (2014-Aug-13.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1517059656217566 2.9624e-08  
q 1.952863994411425 6.7098e-08 au
tp 2457213.629602531748
(2015-Jul-10.12960253)
4.6204e-05 TDB
node 109.3577929416747 4.7902e-05 deg
peri 185.3300542202944 4.9804e-05 deg
i 4.825571851269682 3.1924e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1839  
   data-arc span      12382 days (33.90 yr)  
   first obs. used      1986-02-07  
   last obs. used      2020-01-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49164  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 23:16:18  

Additional Information
 Jupiter MOID = 2.52549 au 
 T_jup = 3.570 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.775669146866305E-16 -1.98053069586788E-15 8.507114030033529E-15 -9.499571523457679E-16 -1.851325503765768E-14 3.096994479149905E-16
q -1.98053069586788E-15 4.502141074086614E-15 1.123724985630956E-14 2.160543955446915E-15 4.83900869534505E-14 -7.04728838524847E-16
tp 8.507114030033529E-15 1.123724985630956E-14 2.134825147470383E-9 -1.686698724845852E-11 6.467928871529474E-10 -1.079504228997594E-12
node -9.499571523457679E-16 2.160543955446915E-15 -1.686698724845852E-11 2.294558131725165E-9 -2.290865260627316E-9 -9.971812335582778E-12
peri -1.851325503765768E-14 4.83900869534505E-14 6.467928871529474E-10 -2.290865260627316E-9 2.480479212768287E-9 9.603007290937784E-12
i 3.096994479149905E-16 -7.04728838524847E-16 -1.079504228997594E-12 -9.971812335582778E-12 9.603007290937784E-12 1.019167548417467E-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 14.1   n/a MPO502274  
diameter diameter 4.042 km 0.406 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.326   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

13844 (1999 XW34)          Discovered 1999-Dec-06 by LINEAR at Socorro
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 XW34 = 1991 TZ = 1994 NF8 = 1998 VB10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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