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13548 (1992 ER1)
Classification: Main-belt Asteroid          SPK-ID: 2013548
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1490490675186077 3.5653e-08  
a 2.693517931086053 1.3486e-08 au
q 2.292051595113028 9.4201e-08 au
i 12.63372966512196 4.0056e-06 deg
node 140.4530694915237 2.1779e-05 deg
peri 354.1560697485074 2.7498e-05 deg
M 170.5764387259431 1.8281e-05 deg
tp 2458235.441269136569
(2018-Apr-26.94126914)
7.9906e-05 TDB
period 1614.64939219033
4.42
1.2126e-05
3.32e-08
d
yr
n .22295861983489 1.6744e-09 deg/d
Q 3.094984267059079 1.5496e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1469  
   data-arc span      10328 days (28.28 yr)  
   first obs. used      1992-03-08  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5227  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 17:37:25  

Additional Information
 Earth MOID = 1.30629 au 
 Jupiter MOID = 1.94145 au 
 T_jup = 3.320 
[ 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 13.7   n/a MPO492902  
diameter diameter 5.255 km 0.148 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.279   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

13548 (1992 ER1)          Discovered 1992-Mar-08 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

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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
1914-Aug-15 10:27 00:02 Jupiter 1.96179407736974 1.96179365948978 1.96179449525306 3.65925980133584 3.53930275926195 2420359.935193852 1.94573151737695 196.415832956802 14.7976490703482 -85.6845176769652 3701054.41147926 T 24 CATAB v2.0f-lin.ifort 2020-Jun-23 17:37:41 2020-Jun-23 17:37
2069-Jun-17 18:41 00:01 Jupiter 1.95039605094494 1.95039571657413 1.95039638531609 3.63584489186045 3.51437098837577 2476915.278787696 1.12060266998522 120.843103793969 14.2531192768379 86.7452869869082 3497077.28972841 T 24 CATAB v2.0f-lin.ifort 2020-Jun-23 17:37:41 2020-Jun-23 17:37
2104-Aug-14 22:57 00:02 Jupiter 1.95068450577617 1.95068407134712 1.9506849402082 3.67377671547206 3.55361775648901 2489756.456299605 1.82249445392872 184.903886668338 15.066248435436 -85.921779615451 3723110.35145583 T 24 CATAB v2.0f-lin.ifort 2020-Jun-23 17:37:41 2020-Jun-23 17:37
2139-Oct-11 15:05 00:03 Jupiter 1.99977400164855 1.99977289613608 1.99977510716819 3.67722874378511 3.56018159574024 2502597.128183225 2.57878530097711 214.113029373416 20.5423370540252 -76.4248506819311 3956889.62101004 T 24 CATAB v2.0f-lin.ifort 2020-Jun-23 17:37:41 2020-Jun-23 17:37
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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