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185582 (2008 BZ20)
Classification: Main-belt Asteroid          SPK-ID: 2185582
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1678172998490793 5.2484e-08  
a 2.767113646146534 2.4934e-08 au
q 2.302744105674682 1.477e-07 au
i 1.131206394750954 5.8709e-06 deg
node 310.0721514685131 0.00031396 deg
peri 277.1851940844838 0.00031461 deg
M 183.3172562484024 2.559e-05 deg
tp 2459825.645537275812
(2022-Sep-03.14553728)
0.00012681 TDB
period 1681.275641932102
4.60
2.2724e-05
6.221e-08
d
yr
n .2141231283088668 2.8941e-09 deg/d
Q 3.231483186618386 2.9118e-08 au
  Orbit Determination Parameters
   # obs. used (total)      330  
   data-arc span      7502 days (20.54 yr)  
   first obs. used      1999-04-18  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61498  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 15:07:48  

Additional Information
 Earth MOID = 1.29339 au 
 Jupiter MOID = 1.76044 au 
 T_jup = 3.318 
[ 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 16.2   n/a MPO418002  

185582 (2008 BZ20)          Discovered 2008-Jan-30 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ 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
1904-Oct-11 14:24 00:05 Jupiter 1.77333713960781 1.77333614551714 1.77333813370563 1.64607124579063 1.32448633249907 2416765.100252557 4.53082897799769 299.82492829201 70.2676453509923 64.8679854365839 1528909.89278465 T 15 CATAB v2.0f-lin.ifort 2019-Dec-04 15:07:51 2019-Dec-04 15:08
1965-Apr-10 23:24 00:02 Jupiter 1.85521994927631 1.8552188440896 1.85522105446198 1.86570614587537 1.60241563577939 2438861.474830667 2.09498243541262 81.7531260260167 32.1920640739664 -73.1727062229581 1300433.83175698 T 15 CATAB v2.0f-lin.ifort 2019-Dec-04 15:07:51 2019-Dec-04 15:08
1987-Sep-25 13:18 00:01 Jupiter 1.78962644439249 1.78962578108548 1.7896271076995 1.71762610033821 1.41550273885976 2447064.054157741 1.12679428686897 126.321896666499 55.6888179047078 63.2277668883776 1551373.3954982 T 15 CATAB v2.0f-lin.ifort 2019-Dec-04 15:07:51 2019-Dec-04 15:08
2048-Mar-23 12:00 00:01 Jupiter 1.8246511582043 1.8246506768517 1.82465163955649 1.76217853614673 1.47541583159386 2469159.000186936 1.36664395379637 69.9298383565223 44.3670392315498 -73.0999814924063 1881175.03443751 T 15 CATAB v2.0f-lin.ifort 2019-Dec-04 15:07:51 2019-Dec-04 15:08
2070-Sep-08 12:38 00:02 Jupiter 1.80540003890285 1.80539914067508 1.80540093713246 1.79496315555298 1.5111490941765 2477363.026100554 2.34646647513545 168.226964507855 45.3096319122034 73.1959622476984 1588810.36566197 T 15 CATAB v2.0f-lin.ifort 2019-Dec-04 15:07:51 2019-Dec-04 15:08
2131-Mar-07 16:46 00:05 Jupiter 1.80334586770863 1.8033444839222 1.80334725149394 1.6920282484145 1.38692812261636 2499457.198653920 4.79980577753323 153.076878893679 57.6868709247055 -55.750764697387 1327350.90532074 T 15 CATAB v2.0f-lin.ifort 2019-Dec-04 15:07:51 2019-Dec-04 15:08
2153-Aug-22 12:05 00:06 Jupiter 1.83314902990994 1.83314690259368 1.83315115724601 1.91365392525853 1.6546763678202 2507661.003663116 5.82760093513442 391.211065120308 31.1633812937728 78.7724945291029 1637923.74234721 T 15 CATAB v2.0f-lin.ifort 2019-Dec-04 15:07:51 2019-Dec-04 15:08

Alternate Designations
 2008 BZ20 = 2004 HB75 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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