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JPL Small-Body Database Browser
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2598 Merlin (1980 RY)
Classification: Main-belt Asteroid          SPK-ID: 2002598
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2176073193093189 3.8298e-08  
a 2.780723953947272 1.2378e-08 au
q 2.175618068589596 1.0515e-07 au
i 7.776524925259665 4.3204e-06 deg
node 197.7622498115608 2.9879e-05 deg
peri 217.1781349660136 3.1147e-05 deg
M 64.98388260284922 9.6439e-06 deg
tp 2458294.769758898741
(2018-Jun-25.26975890)
4.4649e-05 TDB
period 1693.695150059063
4.64
1.1309e-05
3.096e-08
d
yr
n .2125530087202801 1.4192e-09 deg/d
Q 3.385829839304948 1.5071e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2317  
   data-arc span      25735 days (70.46 yr)  
   first obs. used      1948-11-25  
   last obs. used      2019-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43623  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-29 21:57:56  

Additional Information
 Earth MOID = 1.19197 au 
 Jupiter MOID = 2.01567 au 
 T_jup = 3.285 
[ 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 13.2   n/a MPO384773  
diameter diameter 15.694 km 0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.049   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
SMASSII spectral type spec_B Ch   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)

2598 Merlin (1980 RY)          Discovered 1980-Sep-07 by Bowell, E. at Flagstaff (AM)
Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1980 RY = 1948 WH = 1971 TD3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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