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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 ]

[ show orbit diagram ]
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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456780.5 (2014-May-03.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .125661655059006 3.4224e-08  
q 2.388500555966724 9.4479e-08 au
tp 2456747.094108993030
(2014-Mar-30.59410899)
8.3724e-05 TDB
node 179.4621791076843 0.00036538 deg
peri 315.1396802793822 0.00036584 deg
i .6348705569191484 4.4137e-06 deg
  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
 Jupiter MOID = 1.95145 au 
 T_jup = 3.342 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.171311686856857E-15 -3.207199966052646E-15 2.377898746880069E-13 -1.915964324617139E-15 6.984085941756152E-14 -6.133581924382248E-17
q -3.207199966052646E-15 8.926190456441419E-15 -4.459258996092927E-13 4.292461343297862E-15 -1.464384482248447E-13 1.94565906400225E-16
tp 2.377898746880069E-13 -4.459258996092927E-13 7.009641997812847E-9 -2.184033826833501E-12 1.562611478230764E-9 1.859558957495737E-13
node -1.915964324617139E-15 4.292461343297862E-15 -2.184033826833501E-12 1.334995601625083E-7 -1.334914762315115E-7 2.375390205228716E-10
peri 6.984085941756152E-14 -1.464384482248447E-13 1.562611478230764E-9 -1.334914762315115E-7 1.338400115323334E-7 -2.374829674347447E-10
i -6.133581924382248E-17 1.94565906400225E-16 1.859558957495737E-13 2.375390205228716E-10 -2.374829674347447E-10 1.948043060390799E-11

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

[ 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
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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