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175957 (2000 HQ59)
Classification: Main-belt Asteroid          SPK-ID: 2175957
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1805167889226501 5.2776e-08  
a 2.634826312734431 1.6858e-08 au
q 2.159195927390705 1.4568e-07 au
i 4.413156268513511 5.0399e-06 deg
node 237.3264732636076 7.2511e-05 deg
peri 351.9207652578713 7.3971e-05 deg
M 289.8817363283265 1.6143e-05 deg
tp 2459504.767150372349
(2021-Oct-17.26715037)
7.1483e-05 TDB
period 1562.163242474817
4.28
1.4992e-05
4.105e-08
d
yr
n .2304496676222385 2.2116e-09 deg/d
Q 3.110456698078157 1.9901e-08 au
  Orbit Determination Parameters
   # obs. used (total)      267  
   data-arc span      7648 days (20.94 yr)  
   first obs. used      2000-04-25  
   last obs. used      2021-04-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6079  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:04:41  

Additional Information
 Earth MOID = 1.14784 au 
 Jupiter MOID = 1.8839 au 
 T_jup = 3.371 
[ 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 16.54   n/a MPCxxxxx  

175957 (2000 HQ59)          Discovered 2000-Apr-25 by LONEOS at Anderson Mesa
Reference: 20080221/Numbers.arcLast Updated: 2008-02-22

[ 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
1916-Aug-20 14:43 00:03 Jupiter 1.91069806110047 1.91069708871147 1.91069903349142 2.07527917429778 1.84937100669851 2421096.113015453 2.68295035598939 143.341493564953 32.7525547203759 -84.6458186965113 1671353.60699493 T 18 CATAB v2.0g-lin.ifort 2021-May-04 10:04:42 2021-May-04 10:04
1976-Dec-31 00:43 00:01 Jupiter 1.9257997049117 1.92579924875767 1.92580016106596 2.26329860646763 2.05982101920089 2443143.529705029 1.07406444492629 89.0071414487062 24.2808687069311 -88.039281471677 2346034.01800203 T 18 CATAB v2.0g-lin.ifort 2021-May-04 10:04:42 2021-May-04 10:04
2023-Oct-06 13:28 < 00:01 Jupiter 1.8795873400539 1.87958690486228 1.8795877752454 2.07345381773143 1.8433461759262 2460224.061370594 0.261273434200914 56.8982823951341 30.6857338273115 -65.5136276860015 1879805.65792063 T 18 CATAB v2.0g-lin.ifort 2021-May-04 10:04:42 2021-May-04 10:04
2070-Jul-08 04:27 00:01 Jupiter 1.98427680560592 1.98427608903291 1.98427752217938 2.31217682329523 2.11953472169195 2477300.685217177 1.4709308994614 91.5059966929002 17.650227562661 -79.0153391487982 1954270.62860114 T 18 CATAB v2.0g-lin.ifort 2021-May-04 10:04:42 2021-May-04 10:04
2084-Feb-15 00:57 00:02 Jupiter 1.99621440378376 1.99621342106939 1.99621538649859 2.44713737749901 2.26712429086869 2482270.539917197 1.76624529113241 99.9873604634857 25.1739037715873 81.7015455876613 2109688.48043894 T 18 CATAB v2.0g-lin.ifort 2021-May-04 10:04:42 2021-May-04 10:04
2130-Nov-22 06:00 00:03 Jupiter 1.87824061220665 1.87824002040894 1.87824120400842 2.13098529973457 1.90765995446406 2499351.750045562 2.99926772991127 206.072064941178 30.0526138575373 -87.6050026968648 2081416.48079154 T 18 CATAB v2.0g-lin.ifort 2021-May-04 10:04:42 2021-May-04 10:04
2177-Aug-27 02:33 00:04 Jupiter 1.9226714944456 1.922670199486 1.92267278941405 2.17444054339226 1.96140319960233 2516431.606041523 4.30590204116498 247.276624884523 26.4474903954232 -81.1702928978065 1782740.81591342 T 18 CATAB v2.0g-lin.ifort 2021-May-04 10:04:42 2021-May-04 10:04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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