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JPL Small-Body Database Browser
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762 Pulcova (A913 RD)
Classification: Main-belt Asteroid          SPK-ID: 2000762
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 102 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1062861314174421 3.8018e-08  
a 3.151900295245839 1.4405e-08 au
q 2.816897006250665 1.1904e-07 au
i 13.10058602734223 4.2163e-06 deg
node 305.5424477725813 1.7832e-05 deg
peri 189.0806026621321 2.6301e-05 deg
M 235.4492089609668 2.0153e-05 deg
tp 2459707.633028535087
0.00011642 TDB
period 2043.888185285405
n .1761348798783385 1.2074e-09 deg/d
Q 3.486903584241013 1.5936e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3067  
   data-arc span      37928 days (103.84 yr)  
   first obs. used      1916-03-14  
   last obs. used      2020-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .38013  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 15:36:24  

Additional Information
 Earth MOID = 1.83211 au 
 Jupiter MOID = 1.58959 au 
 T_jup = 3.158 
[ 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 7.9   n/a MPO502160 IRAS observations used: 12
diameter diameter 147.343 km 0.818 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  
rotation period rot_per 5.839 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Davis, R.G. (2001) Minor Planet Bull. 28, 10-12.]
[Oey, J. (2006) Minor Planet Bull. 33, 96-99.]
[Behrend, R. (2008) Observatoire de Geneve web site,]
[Alton, K.B. (2011) Minor Planet Bull. 38, 8-9.]
[Stephens, R.D. (2011) Posting on CALL web site.]
[Gorshanov, D.L.; Arkharov, A.A.; Larionov, V.M. (2014) Solar System Research 48, 202-211.]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
[Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2016) Astron. Astrophys. 586, A108.]
geometric albedo albedo 0.040   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  
B-V BV 0.658   0.033 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=4; phase (min.=8.59, mean=13.80, max.=16.97) deg.
U-B UB 0.345   0.034 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=3; phase (min.=8.59, mean=12.74, max.=15.48) deg.
Tholen spectral type spec_T F   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices

762 Pulcova (A913 RD)          Discovered 1913-Sep-03 by Neujmin, G. at Simeis
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 A913 RD = 1952 QM1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
FirstGov 2020-May-30 18:08 UT
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