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344391 (2001 YQ37)
Classification: Main-belt Asteroid          SPK-ID: 2344391
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09307493633088945 4.9613e-08  
a 3.125797067362152 3.607e-08 au
q 2.834863704334139 1.5029e-07 au
i 17.9414349569403 5.9651e-06 deg
node 78.93681325413166 1.7192e-05 deg
peri 34.95824111159818 4.133e-05 deg
M 167.2230492612711 3.5139e-05 deg
tp 2458458.866245151938
(2018-Dec-06.36624515)
0.00019642 TDB
period 2018.550392643023
5.53
3.494e-05
9.566e-08
d
yr
n .1783458076211949 3.087e-09 deg/d
Q 3.416730430390165 3.9427e-08 au
  Orbit Determination Parameters
   # obs. used (total)      301  
   data-arc span      6789 days (18.59 yr)  
   first obs. used      2001-11-20  
   last obs. used      2020-06-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 08:32:09  

Additional Information
 Earth MOID = 1.86811 au 
 Jupiter MOID = 1.86271 au 
 T_jup = 3.133 
[ 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 15.54   n/a E2021B25  

344391 (2001 YQ37)          Discovered 2001-Dec-18 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

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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
1950-Apr-10 10:54 00:04 Jupiter 1.98568846495033 1.98568702344317 1.98568990646516 3.02761585566689 2.88328466818439 2433381.954123164 4.37704243160707 230.50702120227 25.646254702119 61.2152346280684 1415802.73380835 T 16 CATAB v2.0f-lin.ifort 2021-Apr-14 08:32:10 2021-Apr-14 08:32
1960-Jul-22 13:36 00:03 Jupiter 1.90187859185085 1.90187787752856 1.90187930617715 4.86901839295491 4.77667438218618 2437138.066661290 2.74989336521964 326.724881097563 30.4918649945755 -87.7291776167073 2824635.60603089 T 16 CATAB v2.0f-lin.ifort 2021-Apr-14 08:32:10 2021-Apr-14 08:32
2033-Jan-07 02:59 00:01 Jupiter 1.95465095406784 1.95465019682055 1.9546517113158 3.41437930351119 3.28501325708247 2463604.624303981 1.12928006068274 107.044721010882 26.1892690057303 74.3618070228488 1752963.27956637 T 16 CATAB v2.0f-lin.ifort 2021-Apr-14 08:32:10 2021-Apr-14 08:32
2043-May-11 05:43 00:01 Jupiter 1.95044512073776 1.95044416442103 1.95044607705527 5.01244869514528 4.92504813622167 2467380.738241310 1.39593596161872 153.704058570047 41.9141543856256 -83.0470489212279 2732203.12278081 T 16 CATAB v2.0f-lin.ifort 2021-Apr-14 08:32:10 2021-Apr-14 08:32
2115-Oct-13 13:52 00:06 Jupiter 1.93419180730323 1.9341906686074 1.93419294603578 3.77280775524404 3.65489221197274 2493833.077674309 5.80467752700618 512.089283591202 26.0308422988861 81.4234811164234 1928121.62367164 T 16 CATAB v2.0f-lin.ifort 2021-Apr-14 08:32:10 2021-Apr-14 08:32
2198-Jul-23 07:12 00:10 Jupiter 1.91555415424097 1.91555300432203 1.91555530431029 4.06693712250271 3.9567176625127 2524066.800227577 10.0972967985541 1022.0860625412 27.0946292058322 85.3116904164023 2177313.87699533 T 16 CATAB v2.0f-lin.ifort 2021-Apr-14 08:32:10 2021-Apr-14 08:32

Alternate Designations
 2001 YQ37 = 2009 HG9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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