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484 Pittsburghia (A902 HA)
Classification: Main-belt Asteroid          SPK-ID: 2000484
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05838854065988077 3.7147e-08  
a 2.667814304732886 8.6207e-09 au
q 2.512044520727978 1.0072e-07 au
i 12.5140858691603 4.068e-06 deg
node 127.2563033982848 1.8192e-05 deg
peri 191.0022001728479 3.8685e-05 deg
M 301.9654774150923 3.4243e-05 deg
tp 2459257.075827089970
(2021-Feb-11.57582709)
0.00015149 TDB
period 1591.592273672116
4.36
7.7145e-06
2.112e-08
d
yr
n .226188582311605 1.0963e-09 deg/d
Q 2.823584088737793 9.124e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2963  
   data-arc span      43271 days (118.47 yr)  
   first obs. used      1902-04-29  
   last obs. used      2020-10-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40838  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:29:06  

Additional Information
 Earth MOID = 1.49902 au 
 Jupiter MOID = 2.42004 au 
 T_jup = 3.346 
[ 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 9.8   n/a MPO473768 IRAS observations used: 2
diameter diameter 30.060 km 0.233 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 10.63 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Binzel, R.P. (1987) Icarus 72, 135-208.]
[Durech, J. (2006) IAU 2006, poster paper.]
[Durech, J.; Kaasalainen, M.; Warner, B.D.; Fauerbach, M.; et al. (2009) Astron. Astrophys. 493, 291-297.]
[Hanus, J.; Durech, J.; Broz, M.; Warner, B.D.; et al. (2011) Astron. Astrophys. 530, A134.]
geometric albedo albedo 0.222   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.850   0.030 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=1.95 deg.
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)

484 Pittsburghia (A902 HA)          Discovered 1902-Apr-29 by Wolf, M. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 A902 HA = 1936 EB = 1963 HB 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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