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85654 (1998 QU17)
Classification: Main-belt Asteroid          SPK-ID: 2085654
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 .1611624455058112 4.7772e-08  
a 3.196195260857205 2.617e-08 au
q 2.681088616303374 1.5962e-07 au
i 5.566070633675362 4.6537e-06 deg
node 295.3527934154254 5.1918e-05 deg
peri 62.61482834545463 5.3986e-05 deg
M 274.6186746898209 1.7932e-05 deg
tp 2459495.504073301599
(2021-Oct-08.00407330)
0.00010813 TDB
period 2087.124622875003
5.71
2.5633e-05
7.018e-08
d
yr
n .1724861065095873 2.1184e-09 deg/d
Q 3.711301905411036 3.0387e-08 au
  Orbit Determination Parameters
   # obs. used (total)      672  
   data-arc span      9313 days (25.50 yr)  
   first obs. used      1993-11-08  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55277  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:55:49  

Additional Information
 Earth MOID = 1.68283 au 
 Jupiter MOID = 1.78331 au 
 T_jup = 3.168 
[ 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 14.5   n/a MPO436374  
diameter diameter 7.544 km 0.095 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.071   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85654 (1998 QU17)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ 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
1909-Oct-17 12:22 00:04 Jupiter 1.88318884977462 1.88318810641365 1.88318959313987 2.31944574188047 2.11666402642236 2418597.015229592 4.04351844983223 249.539273282673 23.7176849674837 -81.1162060745585 2585467.09636548 T 15 CATAB v2.0e-lin.ifort 2019-May-30 05:55:53 2019-May-30 05:55
1921-Jan-16 14:09 00:03 Jupiter 1.84707501903856 1.84707449026407 1.84707554781316 2.49613615470127 2.30511292705772 2422706.089788612 3.30153268182104 225.163005206509 21.4432521655776 -82.8847932702375 2644974.79768417 T 15 CATAB v2.0e-lin.ifort 2019-May-30 05:55:53 2019-May-30 05:55
1932-Apr-16 00:41 00:03 Jupiter 1.84453470739914 1.84453415340558 1.84453526139261 2.81849055495448 2.65056141294023 2426813.528179165 2.72115649723371 107.177703293312 18.3448528829891 -86.5137908211002 1912784.90193221 T 15 CATAB v2.0e-lin.ifort 2019-May-30 05:55:53 2019-May-30 05:55
1943-Jul-05 13:50 00:02 Jupiter 1.88822462054054 1.88822393718901 1.88822530389218 3.24665724633666 3.10541791050978 2430911.076663356 2.26906600767176 84.0511463761533 20.5864955786597 -82.2386675939216 1785442.66990374 T 15 CATAB v2.0e-lin.ifort 2019-May-30 05:55:53 2019-May-30 05:55
1954-Sep-07 18:09 00:02 Jupiter 1.97202341923013 1.97202268739685 1.97202415106385 3.761533799507 3.64555860218991 2434993.256493698 1.88736934184699 84.0721757565852 20.9865818903949 -75.1519965475964 2364595.83795663 T 15 CATAB v2.0e-lin.ifort 2019-May-30 05:55:53 2019-May-30 05:55
2076-Dec-25 21:17 00:03 Jupiter 1.94539079143578 1.9453902270374 1.94539135583404 2.41668216083351 2.22924949682443 2479663.386610499 2.66573434362533 90.8412685755606 12.8630205014676 82.4883621810661 2303509.63167633 T 15 CATAB v2.0e-lin.ifort 2019-May-30 05:55:53 2019-May-30 05:55
2088-Mar-19 00:42 00:03 Jupiter 1.90209981182324 1.90209920759176 1.90210041605472 2.21525743501949 2.00418241052368 2483764.529104731 3.28559590883256 132.430757620456 16.381063160825 -89.214837301167 2431423.97539021 T 15 CATAB v2.0e-lin.ifort 2019-May-30 05:55:53 2019-May-30 05:55
2099-Jun-16 05:39 00:04 Jupiter 1.87946661893662 1.87946604661277 1.87946719126111 2.31691985158808 2.11347441260553 2487870.735272557 3.9463512454049 246.855103983557 20.9027868467852 -83.5489870163431 2500457.75493717 T 15 CATAB v2.0e-lin.ifort 2019-May-30 05:55:53 2019-May-30 05:55
2110-Sep-12 00:31 00:05 Jupiter 1.88215925695351 1.88215874617344 1.88215976773357 2.64980839501447 2.47415248042902 2491975.521657683 4.66897045247411 245.729704151438 19.5366252669075 -84.2906296252912 2576602.34624346 T 15 CATAB v2.0e-lin.ifort 2019-May-30 05:55:53 2019-May-30 05:55
2121-Nov-30 17:06 00:05 Jupiter 1.92070670431975 1.92070603992892 1.92070736871047 3.1379344487703 2.99410122122455 2496073.212424380 5.45963674826674 93.2037938885152 18.5419832798824 -88.6959498322261 1361009.79531727 T 15 CATAB v2.0e-lin.ifort 2019-May-30 05:55:53 2019-May-30 05:55
2133-Feb-07 03:11 00:06 Jupiter 1.98904544744084 1.98904433541004 1.98904655947401 3.71492843478885 3.59847270829767 2500159.632825284 6.30653934186597 143.957681718404 21.1261509323886 -76.3785321094008 1838609.54662437 T 15 CATAB v2.0e-lin.ifort 2019-May-30 05:55:53 2019-May-30 05:55

Alternate Designations
 1998 QU17 = 1993 VZ5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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