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24807 (1994 SS8)
Classification: Main-belt Asteroid          SPK-ID: 2024807
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1252808288118149 3.4744e-08  
a 2.732649213693155 1.4219e-08 au
q 2.390300655349723 9.5953e-08 au
i .639063003726289 4.4208e-06 deg
node 178.9993779312424 0.00036223 deg
peri 317.2511535640093 0.0003627 deg
M 216.3408757906321 1.9439e-05 deg
tp 2460054.922963078044
(2023-Apr-20.42296308)
9.0932e-05 TDB
period 1649.963188990674
4.52
1.2878e-05
3.526e-08
d
yr
n .2181866858618958 1.703e-09 deg/d
Q 3.074997772036589 1.6001e-08 au
  Orbit Determination Parameters
   # obs. used (total)      859  
   data-arc span      9812 days (26.86 yr)  
   first obs. used      1994-09-28  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55149  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 23:05:13  

Additional Information
 Earth MOID = 1.40478 au 
 Jupiter MOID = 1.95145 au 
 T_jup = 3.342 
[ 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 15.44   n/a E2021B10  

24807 (1994 SS8)          Discovered 1994-Sep-28 by Spacewatch at Kitt Peak
Reference: 20010606/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
1962-Sep-08 22:34 00:01 Jupiter 1.9545072611761 1.95450692057787 1.95450760177433 2.48448809702083 2.30346336164342 2437916.440279258 1.12646585960931 71.2614036151378 3.15156313698134 -88.8423155432325 3113976.36195418 T 23 CATAB v2.0g-lin.ifort 2021-Aug-24 23:05:17 2021-Aug-24 23:05
2057-May-28 17:16 < 00:01 Jupiter 1.95706864451581 1.95706832297073 1.95706896606089 2.44554273110782 2.26165337256944 2472512.219460247 0.93013351735422 60.8311307786584 2.55168968141344 -85.040021142147 3352844.16790264 T 23 CATAB v2.0g-lin.ifort 2021-Aug-24 23:05:17 2021-Aug-24 23:05
2152-Feb-18 13:09 00:03 Jupiter 1.96047116990206 1.96047066225589 1.96047167755068 2.42802887678546 2.24303884614899 2507110.047642916 2.95088754090166 145.163020760096 2.85320203980251 -83.4067579167881 3458858.01480262 T 23 CATAB v2.0g-lin.ifort 2021-Aug-24 23:05:17 2021-Aug-24 23:05
2188-Sep-04 17:49 00:04 Jupiter 1.98071918281619 1.98071836903458 1.98071999660355 2.71977546198012 2.5577159582229 2520458.242392262 3.73838078572017 204.469625484804 7.71503928906522 86.5710596770077 2889452.80287581 T 23 CATAB v2.0g-lin.ifort 2021-Aug-24 23:05:17 2021-Aug-24 23:05

Alternate Designations
 1994 SS8 = 1995 YB25 = 1999 VR68 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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