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15934 (1997 YQ)
Classification: Main-belt Asteroid          SPK-ID: 2015934
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .207627862195559 3.3815e-08  
a 2.395829563201528 6.5461e-09 au
q 1.898388592809075 7.9516e-08 au
i 2.361602710331865 3.5663e-06 deg
node 198.5260887534014 6.6405e-05 deg
peri 172.1259089984586 6.6737e-05 deg
M 190.3713373932368 6.8746e-06 deg
tp 2460034.732688033860
(2023-Mar-31.23268803)
2.6869e-05 TDB
period 1354.510282409246
3.71
5.5513e-06
1.52e-08
d
yr
n .2657787132923595 1.0893e-09 deg/d
Q 2.893270533593981 7.9052e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1733  
   data-arc span      11601 days (31.76 yr)  
   first obs. used      1989-09-03  
   last obs. used      2021-06-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5154  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 17:31:45  

Additional Information
 Earth MOID = .89741 au 
 Jupiter MOID = 2.5739 au 
 T_jup = 3.498 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457137.5 (2015-Apr-25.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2085585576354934 3.4013e-08  
q 1.896073144978923 8.0122e-08 au
tp 2457323.220561173297
(2015-Oct-27.72056117)
2.3926e-05 TDB
node 198.5698754786069 6.6436e-05 deg
peri 171.6724823843394 6.6759e-05 deg
i 2.359473261841338 3.5684e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1733  
   data-arc span      11601 days (31.76 yr)  
   first obs. used      1989-09-03  
   last obs. used      2021-06-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5154  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 17:31:45  

Additional Information
 Jupiter MOID = 2.5739 au 
 T_jup = 3.498 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.156866717764722E-15 -2.720128422506119E-15 9.013118422444855E-14 3.474854571146733E-15 -8.133128653238983E-15 -4.841219800088449E-16
q -2.720128422506119E-15 6.419549330463199E-15 -2.116022748851789E-13 -7.903079924160702E-15 1.80936115524075E-14 1.166715428342318E-15
tp 9.013118422444855E-14 -2.116022748851789E-13 5.724689733740504E-10 1.531459599406673E-12 1.605498611849124E-10 -3.475219089953805E-13
node 3.474854571146733E-15 -7.903079924160702E-15 1.531459599406673E-12 4.413790796792903E-9 -4.409409432466986E-9 6.757662872504664E-12
peri -8.133128653238983E-15 1.80936115524075E-14 1.605498611849124E-10 -4.409409432466986E-9 4.45678683281537E-9 -6.837281062463915E-12
i -4.841219800088449E-16 1.166715428342318E-15 -3.475219089953805E-13 6.757662872504664E-12 -6.837281062463915E-12 1.273363659672183E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.94   n/a MPO636303  

15934 (1997 YQ)          Discovered 1997-Dec-20 by Kobayashi, T. at Oizumi
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 YQ = 1989 RJ1 = 1993 VM3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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