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2635 Huggins (1982 DS)
Classification: Main-belt Asteroid          SPK-ID: 2002635
[ 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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07920346923911896 3.3655e-08  
a 2.231138136096898 5.552e-09 au
q 2.054424255366322 7.4697e-08 au
i 4.167937010269894 3.1067e-06 deg
node 276.9295374115437 4.9686e-05 deg
peri 271.039728806545 5.408e-05 deg
M 214.6721412064799 2.2819e-05 deg
tp 2459691.899251073791
(2022-Apr-22.39925107)		 7.7971e-05 TDB
period 1217.273355949647
3.33		 4.5436e-06
1.244e-08		 d
yr
n .2957429391191665 1.1039e-09 deg/d
Q 2.407852016827474 5.9917e-09 au
   Orbit Determination Parameters
   # obs. used (total)      2980  
   data-arc span      31400 days (85.97 yr)  
   first obs. used      1935-02-02  
   last obs. used      2021-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42038  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 01:04:31  

Additional Information
 Earth MOID = 1.05934 au 
 Jupiter MOID = 2.56736 au 
 T_jup = 3.634 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457176.5 (2015-Jun-03.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07881087165904715 3.3698e-08  
q 2.056070947937966 7.4798e-08 au
tp 2457256.492854673235
(2015-Aug-21.99285467)		 7.4694e-05 TDB
node 276.9692328780807 4.9697e-05 deg
peri 270.9466316989636 5.4129e-05 deg
i 4.166921495118009 3.1064e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      2980  
   data-arc span      31400 days (85.97 yr)  
   first obs. used      1935-02-02  
   last obs. used      2021-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42038  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 01:04:31  

Additional Information
 Jupiter MOID = 2.56736 au 
 T_jup = 3.634 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.135568489500287E-15 -2.514630306670924E-15 5.45997932260347E-13 2.399856781411723E-15 1.657727012090486E-13 6.599374546327862E-16
q -2.514630306670924E-15 5.594668654210603E-15 -1.081012260491168E-12 -5.049585086491801E-15 -3.317765239364905E-13 -1.432423758350746E-15
tp 5.45997932260347E-13 -1.081012260491168E-12 5.579227858693076E-9 -7.690408383858657E-12 1.615991813404846E-9 1.336309722145455E-12
node 2.399856781411723E-15 -5.049585086491801E-15 -7.690408383858657E-12 2.469774799209854E-9 -2.465070817791969E-9 -3.093357602600311E-11
peri 1.657727012090486E-13 -3.317765239364905E-13 1.615991813404846E-9 -2.465070817791969E-9 2.929928479766249E-9 3.125346428853753E-11
i 6.599374546327862E-16 -1.432423758350746E-15 1.336309722145455E-12 -3.093357602600311E-11 3.125346428853753E-11 9.650019755359373E-12

[ 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 12.71   n/a E2021B10  
diameter diameter 8.458 km 0.334 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 9.400 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Mazzone, F. (2012) www.astrosurf.com/salvador/Fotometria.html]
geometric albedo albedo 0.257   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
SMASSII spectral type spec_B S   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)

2635 Huggins (1982 DS)          Discovered 1982-Feb-21 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

[ 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
1963-Sep-08 06:07 00:04 Thisb 0.0467954735390513 0.0467948056670909 0.0467961414122732 2.25999799159607 2.2599979271253 2438280.755158440 3.67519782190193 53.4335409404247 31.839897580383 -77.165002998557 215963.649943727 T 40 CATAB v2.0f-lin.ifort 2021-Feb-24 01:04:37 2021-Feb-24 01:04
2026-Dec-20 21:28 < 00:01 Juno 0.0452585792846958 0.0452575447024191 0.045259613890747 7.64046939520874 7.64046936002637 2461395.394707442 0.176270427728681 80.7949277042272 28.6476795872963 -55.4062756762324 200230.243234467 T 40 CATAB v2.0f-lin.ifort 2021-Feb-24 01:04:37 2021-Feb-24 01:04

Alternate Designations
 1982 DS = 1935 CB = 1942 FM = 1952 FZ = 1952 HP = 1953 PW = 1953 RS = 1957 WS = 1970 RQ = 1975 AB1 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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