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JPL Small-Body Database Browser
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48641 (1995 UA1)
Classification: Main-belt Asteroid          SPK-ID: 2048641
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05359818517192397 5.466e-08  
a 2.3082965030912 9.5636e-09 au
q 2.184575999686813 1.2416e-07 au
i 6.457609476234532 5.8062e-06 deg
node 334.1504999710422 3.1893e-05 deg
peri 180.1979640831988 4.9111e-05 deg
M 249.1796116859942 3.9658e-05 deg
tp 2459394.823794378481
(2021-Jun-29.32379438)
0.00014208 TDB
period 1280.960734174872
3.51
7.9608e-06
2.18e-08
d
yr
n .2810390595086376 1.7466e-09 deg/d
Q 2.432017006495587 1.0076e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1000  
   data-arc span      24164 days (66.16 yr)  
   first obs. used      1953-10-09  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58204  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 04:13:28  

Additional Information
 Earth MOID = 1.1943 au 
 Jupiter MOID = 2.55108 au 
 T_jup = 3.576 
[ 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 15.0   n/a MPO439424  
diameter diameter 2.313 km 0.486 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.362   0.147 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48641 (1995 UA1)          Discovered 1995-Oct-20 by Korlevic, K., Brcic, V. at Visnjan
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2098-Jan-09 12:17 < 00:01 Eunom 0.0344855941724023 0.0344741516391194 0.0344970367215464 4.94097187995008 4.9409717975659 2487348.012088594 0.68520916725352 571.474793324111 38.3061468288013 3.76614008264951 12614.4746463113 T 22 CATAB v2.0f-lin.ifort 2019-Dec-14 04:13:44 2019-Dec-14 04:13

Alternate Designations
 1995 UA1 = 1998 OF14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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