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49669 (1999 RZ30)
Classification: Inner Main-belt Asteroid          SPK-ID: 2049669
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05968765827040193 3.3951e-08  
a 1.923902994952071 6.0133e-09 au
q 1.809069730443969 6.2707e-08 au
i 17.93639584438067 4.5952e-06 deg
node 333.2890254959721 1.0841e-05 deg
peri 254.5346440300259 4.419e-05 deg
M 47.32946644705654 4.1253e-05 deg
tp 2458872.354815476602
(2020-Jan-23.85481548)
0.00011183 TDB
period 974.7049753883796
2.67
4.5697e-06
1.251e-08
d
yr
n .3693425283445946 1.7316e-09 deg/d
Q 2.038736259460173 6.3722e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1489  
   data-arc span      8315 days (22.77 yr)  
   first obs. used      1998-01-24  
   last obs. used      2020-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41654  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:31:27  

Additional Information
 Earth MOID = .867526 au 
 Jupiter MOID = 3.00691 au 
 T_jup = 3.860 
[ 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 14.6   n/a MPO452846  
rotation period rot_per 3.119 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Warner, B.D. (2016) Minor Planet Bull. 43, 137-140.]

49669 (1999 RZ30)          Discovered 1999-Sep-08 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RZ30 = 1998 BC10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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