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190746 (2001 QD15)
Classification: Main-belt Asteroid          SPK-ID: 2190746
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1261614925096377 4.445e-08  
a 2.239866979067118 1.0477e-08 au
q 1.957282017964957 9.8382e-08 au
i 6.59621497665416 5.0247e-06 deg
node 347.810662603523 3.9856e-05 deg
peri 326.8122863741806 4.4594e-05 deg
M 285.7006873723813 2.2302e-05 deg
tp 2459453.205132693498
(2021-Aug-26.70513269)
7.6865e-05 TDB
period 1224.423814330715
3.35
8.5909e-06
2.352e-08
d
yr
n .2940158430328966 2.0629e-09 deg/d
Q 2.522451940169279 1.1799e-08 au
  Orbit Determination Parameters
   # obs. used (total)      458  
   data-arc span      10445 days (28.60 yr)  
   first obs. used      1991-09-08  
   last obs. used      2020-04-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55984  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:08:57  

Additional Information
 Earth MOID = .945783 au 
 Jupiter MOID = 2.74354 au 
 T_jup = 3.616 
[ 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 16.41   n/a E2021B55  

190746 (2001 QD15)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

[ 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
1901-Dec-07 12:10 00:09 Amphi 0.034167984524636 0.0341558937912365 0.0341800794306561 2.28867371317771 2.28867363966376 2415726.007062556 9.26343482463182 849.658716832809 73.625855441008 -45.0631715835475 49250.5832340175 T 15 CATAB v2.0f-lin.ifort 2021-Apr-13 22:08:58 2021-Apr-13 22:08
1995-Nov-12 22:30 00:02 Amphi 0.0239360031744526 0.0239342986947939 0.0239377076876637 2.18753443795682 2.18753432816588 2450034.437505891 1.91974119365351 120.299437251907 72.2870259020668 -62.4528805367374 45947.3392075524 T 15 CATAB v2.0f-lin.ifort 2021-Apr-13 22:08:58 2021-Apr-13 22:08
2089-Nov-01 16:19 00:14 Amphi 0.0319109799289104 0.0319035954294463 0.0319183660354938 1.98723437158748 1.98723428093414 2484357.179830713 14.1073842833976 516.210775258829 70.1369792032145 45.1741837973559 48611.757650987 T 15 CATAB v2.0f-lin.ifort 2021-Apr-13 22:08:58 2021-Apr-13 22:08

Alternate Designations
 2001 QD15 = 2000 EQ159 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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