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4435 Holt (1983 AG2)
Classification: Mars-crossing Asteroid          SPK-ID: 2004435
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3340604198749367 1.0756e-08  
a 2.317433723019505 7.3212e-09 au
q 1.543270840475272 2.6475e-08 au
i 21.93768427017012 3.6984e-07 deg
node 330.752413053984 1.3867e-06 deg
peri 110.5056322209642 2.3018e-06 deg
M 294.0201819655336 3.7873e-06 deg
tp 2459436.666353128845
(2021-Aug-10.16635313)
1.4421e-05 TDB
period 1288.574137654814
3.53
6.1062e-06
1.672e-08
d
yr
n .279378570064424 1.3239e-09 deg/d
Q 3.091596605563738 9.7669e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1603  
   data-arc span      15477 days (42.37 yr)  
   first obs. used      1978-08-08  
   last obs. used      2020-12-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .37415  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 16:20:39  

Additional Information
 Earth MOID = .681719 au 
 Jupiter MOID = 2.41975 au 
 T_jup = 3.412 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.36   n/a E2021B10  
diameter diameter 5.042 km 1.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
rotation period rot_per 2.8670 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Montminy, B.; McDonald, K.; Durkee, R.I. (2018) Minor Planet Bull. 45, 331-333.]
[Stephens, R.D.; Pray, D.P.; Pravec, P.; Kusnirak, P.; et al. (2018) CBET 4480.]
[Stephens, R.D.; Pray, D.; Benishek, V.; Pravec, P.; Warner B.D. (2018) Minor Planet Bull. 45, 297-299.]
[Skiff, B.A.; McLelland, K.P.; Sanborn, J.J.; Pravec, P.; Koehn, B.W. (2019) Minor Plantet Bull. 46, 238-265.]
geometric albedo albedo 0.350   0.225 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
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)

4435 Holt (1983 AG2)          Discovered 1983-Jan-13 by Shoemaker, C. S. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1983 AG2 = 1978 PZ2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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