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JPL Small-Body Database Browser
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56978 (2000 SR173)
Classification: Main-belt Asteroid          SPK-ID: 2056978
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1042632453172998 3.7843e-08  
a 3.162917130792677 2.5046e-08 au
q 2.83314112606655 1.2105e-07 au
i 21.43512375616811 6.8289e-06 deg
node 232.103018622091 1.1986e-05 deg
peri 295.2993365420359 3.5365e-05 deg
M 30.80519594941165 3.4028e-05 deg
tp 2458824.686742004070
(2019-Dec-07.18674200)
0.00019389 TDB
period 2054.61354579514
5.63
2.4405e-05
6.682e-08
d
yr
n .1752154319904862 2.0812e-09 deg/d
Q 3.492693135518804 2.7658e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1065  
   data-arc span      8779 days (24.04 yr)  
   first obs. used      1995-12-25  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4891  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 09:26:10  

Additional Information
 Earth MOID = 1.90001 au 
 Jupiter MOID = 1.6874 au 
 T_jup = 3.089 
[ show covariance matrix ]

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 13.3   n/a MPO344721  
diameter diameter 11.282 km 0.122 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.080   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

56978 (2000 SR173)          Discovered 2000-Sep-28 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1917-Jan-22 16:29 00:03 Jupiter 1.68648999734627 1.68648937114958 1.68649062354497 6.10215354113042 6.01928551415952 2421251.187040302 2.77452795568201 576.738474567329 29.9692261936835 -89.3968115759592 2741504.85595813 T 23 CATAB v2.0f-lin.ifort 2020-Jan-29 09:26:27 2020-Jan-29 09:26
2012-Oct-15 23:36 < 00:01 Jupiter 1.9040668248798 1.90406616886119 1.90406748089862 6.36856967140002 6.29833163241619 2456216.483297167 0.224607092558517 100.07103233216 30.2993750770668 -83.3323457479699 3234615.47656041 T 23 CATAB v2.0f-lin.ifort 2020-Jan-29 09:26:27 2020-Jan-29 09:26
2023-Aug-20 08:13 < 00:01 Jupiter 1.68431949300718 1.68431885430207 1.68432013171238 6.0107744407107 5.9265196542434 2460176.842507929 0.408234431099436 103.587057464304 30.2672331339252 -86.6536689366554 2624492.28096993 T 23 CATAB v2.0f-lin.ifort 2020-Jan-29 09:26:27 2020-Jan-29 09:26
2119-May-14 16:23 00:03 Jupiter 1.81574374644421 1.8157410129075 1.81574648002293 6.31265719422658 6.23832229211724 2495142.182890875 3.17786516580022 484.06938640783 44.9225767834643 74.57985954818 2997424.19358565 T 23 CATAB v2.0f-lin.ifort 2020-Jan-29 09:26:27 2020-Jan-29 09:26
2130-Mar-22 01:53 00:04 Jupiter 1.69919565889848 1.69919388520062 1.69919743269651 5.92377059393393 5.839014408657 2499106.578212833 3.4953821683216 707.356125797756 30.6895094660722 -83.1438733469256 2484290.39133434 T 23 CATAB v2.0f-lin.ifort 2020-Jan-29 09:26:27 2020-Jan-29 09:26

Alternate Designations
 2000 SR173 = 1998 KU7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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