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59158 (1998 YQ4)
Classification: Main-belt Asteroid          SPK-ID: 2059158
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2450300125421693 3.3498e-08  
a 2.253880712921331 9.5246e-09 au
q 1.701612293565664 7.4787e-08 au
i 23.21392713502942 5.6717e-06 deg
node 219.0164971139574 1.0569e-05 deg
peri 288.4137441274937 1.6214e-05 deg
M 82.23287423010638 1.4593e-05 deg
tp 2458718.182508155136
(2019-Aug-22.68250816)
4.9231e-05 TDB
period 1235.932685263501
3.38
7.8343e-06
2.145e-08
d
yr
n .291277999435097 1.8464e-09 deg/d
Q 2.806149132276998 1.1858e-08 au
  Orbit Determination Parameters
   # obs. used (total)      629  
   data-arc span      8911 days (24.40 yr)  
   first obs. used      1996-03-26  
   last obs. used      2020-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55338  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:47:57  

Additional Information
 Earth MOID = .828008 au 
 Jupiter MOID = 2.48815 au 
 T_jup = 3.481 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457423.5 (2016-Feb-05.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2455256755411935 3.3505e-08  
q 1.7001345041528 7.487e-08 au
tp 2457482.794660293180
(2016-Apr-04.29466029)
4.5905e-05 TDB
node 219.030391080204 1.057e-05 deg
peri 288.4426304024591 1.6196e-05 deg
i 23.21488661237399 5.6718e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      629  
   data-arc span      8911 days (24.40 yr)  
   first obs. used      1996-03-26  
   last obs. used      2020-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55338  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:47:57  

Additional Information
 Jupiter MOID = 2.48815 au 
 T_jup = 3.481 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.1225544031931E-15 -2.497103063529685E-15 1.611513497709576E-13 -1.321716233853351E-15 2.067303814754082E-14 -1.670531990424504E-16
q -2.497103063529685E-15 5.605485482820886E-15 -2.555121410221501E-13 3.173154265990435E-15 -1.9948907499346E-14 3.831874748493392E-16
tp 1.611513497709576E-13 -2.555121410221501E-13 2.107232750547587E-9 1.396984943217609E-11 5.764028887191428E-10 -5.202729027119982E-12
node -1.321716233853351E-15 3.173154265990435E-15 1.396984943217609E-11 1.117168760490423E-10 -9.824360467102457E-11 1.578589686536561E-11
peri 2.067303814754082E-14 -1.9948907499346E-14 5.764028887191428E-10 -9.824360467102457E-11 2.623217483314013E-10 -1.626228644700314E-11
i -1.670531990424504E-16 3.831874748493392E-16 -5.202729027119982E-12 1.578589686536561E-11 -1.626228644700314E-11 3.216949981738732E-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 15.6   n/a MPO468493  
diameter diameter 3.398 km 0.675 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.037   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

59158 (1998 YQ4)          Discovered 1998-Dec-20 by CSS at Catalina
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 YQ4 = 1996 FG5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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