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146554 (2001 SE315)
Classification: Main-belt Asteroid          SPK-ID: 2146554
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .212236741392306 2.9889e-08  
a 2.706383362232327 1.2972e-08 au
q 2.131989376473785 7.9821e-08 au
i 10.57571397613716 5.313e-06 deg
node 232.6009056477403 2.2559e-05 deg
peri 250.577653610391 2.6562e-05 deg
M 70.35097799677986 1.352e-05 deg
tp 2459078.702821041902
(2020-Aug-17.20282104)
6.0778e-05 TDB
period 1626.231613015414
4.45
1.1692e-05
3.201e-08
d
yr
n .2213706812232457 1.5916e-09 deg/d
Q 3.28077734799087 1.5726e-08 au
  Orbit Determination Parameters
   # obs. used (total)      705  
   data-arc span      7999 days (21.90 yr)  
   first obs. used      1999-06-18  
   last obs. used      2021-05-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48458  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 09:20:58  

Additional Information
 Earth MOID = 1.17515 au 
 Jupiter MOID = 1.96759 au 
 T_jup = 3.308 
[ 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 15.56   n/a MPCxxxxx  
diameter diameter 4.629 km 0.124 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.075   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146554 (2001 SE315)          Discovered 2001-Sep-25 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ 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
1902-Dec-24 09:32 00:03 Jupiter 1.98480326840777 1.98480252708747 1.9848040097266 1.40509284174967 1.05866808704089 2416107.896943988 2.64823171781059 236.736199147138 103.268107523693 -3.49674333609942 1022817.71972736 T 23 CATAB v2.0g-lin.ifort 2021-Jul-08 09:21:00 2021-Jul-08 09:21
1938-Aug-20 07:36 00:02 Jupiter 1.99119503809892 1.99119437947925 1.99119569671769 1.45323058198205 1.12299204064857 2429130.816607253 1.80856534945119 204.255546165465 91.9605481268696 3.06236031749501 1062724.0146039 T 23 CATAB v2.0g-lin.ifort 2021-Jul-08 09:21:00 2021-Jul-08 09:21
1974-Apr-21 10:13 < 00:01 Jupiter 1.99549045743075 1.99548985203941 1.99549106282152 1.5318596049754 1.22378804545616 2442158.925766840 0.997326727972043 141.704938883154 86.562515943392 9.66695296205567 1230118.93776985 T 23 CATAB v2.0g-lin.ifort 2021-Jul-08 09:21:00 2021-Jul-08 09:21
2009-Dec-22 15:12 < 00:01 Jupiter 1.99782716625974 1.99782660444748 1.99782772807165 1.6320851927965 1.34750077738043 2455188.133188353 0.272009576492004 95.3422620314923 66.2290924777852 43.712466919671 1618022.68919998 T 23 CATAB v2.0g-lin.ifort 2021-Jul-08 09:21:00 2021-Jul-08 09:21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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