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7482 (1994 PC1)
Classification: Apollo [NEO, PHA]          SPK-ID: 2007482
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 133 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3284515148925811 3.504e-08  
a 1.3461399401547 2.2002e-09 au
q .9039982375534802 4.6249e-08 au
i 33.48658322781134 1.0281e-05 deg
node 117.8818138384942 2.2395e-06 deg
peri 47.63651252051724 9.9553e-06 deg
M 208.3698271597645 1.7312e-05 deg
tp 2459636.779583875744
(2022-Feb-26.27958388)
2.8008e-05 TDB
period 570.4712233389653
1.56
1.3986e-06
3.829e-09
d
yr
n .6310572475381347 1.5472e-09 deg/d
Q 1.788281642755919 2.9229e-09 au
  Orbit Determination Parameters
   # obs. used (total)      728  
   # delay obs. used      2  
   # Doppler obs. used      0  
   data-arc span      17151 days (46.96 yr)  
   first obs. used      1974-09-22  
   last obs. used      2021-09-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5175  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Sep-07 06:21:19  

Additional Information
 Earth MOID = 3.71329E-5 au 
 Jupiter MOID = 3.37046 au 
 T_jup = 4.667 
[ 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 16.5   n/a MPO492839  
diameter diameter 1.052 km 0.303 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2012ApJ...760L..12M)  
rotation period rot_per 2.5999 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (1998) Icarus 136, 124-153.]
geometric albedo albedo 0.277   0.185 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2012ApJ...760L..12M)  
SMASSII spectral type spec_B S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

7482 (1994 PC1)          Discovered 1994-Aug-09 by McNaught, R. H. at Siding Spring
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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