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100756 (1998 FM5)
Classification: Apollo [NEO]          SPK-ID: 2100756
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 167 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5539744559020539 3.699e-08  
a 2.26681932738541 4.4999e-09 au
q 1.011059323868818 8.4651e-08 au
i 11.56506410168878 6.083e-06 deg
node 176.5292092230143 1.5248e-05 deg
peri 312.0222638698007 1.5775e-05 deg
M 248.395838828661 7.2708e-06 deg
tp 2459586.957441211172
(2022-Jan-07.45744121)
2.6279e-05 TDB
period 1246.590426161911
3.41
3.712e-06
1.016e-08
d
yr
n .2887877144287022 8.5992e-10 deg/d
Q 3.522579330902002 6.9928e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1018  
   data-arc span      11867 days (32.49 yr)  
   first obs. used      1988-04-20  
   last obs. used      2020-10-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51028  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:33:37  

Additional Information
 Earth MOID = .0951495 au 
 Jupiter MOID = 1.68215 au 
 T_jup = 3.372 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456921.5 (2014-Sep-21.0) TDB
Reference: JPL 167 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5520506771265881 3.6933e-08  
q 1.016146282740766 8.4517e-08 au
tp 2457090.143648478881
(2015-Mar-08.64364848)
1.9673e-05 TDB
node 176.8644391846982 1.53e-05 deg
peri 311.636747161295 1.5858e-05 deg
i 11.52610026610612 6.0697e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1018  
   data-arc span      11867 days (32.49 yr)  
   first obs. used      1988-04-20  
   last obs. used      2020-10-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51028  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:33:37  

Additional Information
 Jupiter MOID = 1.68215 au 
 T_jup = 3.372 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.364035499482458E-15 -3.120682377168541E-15 -1.708304845073778E-13 7.758887310765746E-14 -3.633790637653543E-14 -3.640776240280912E-15
q -3.120682377168541E-15 7.143128019519057E-15 4.242789634426114E-13 -1.777914272621567E-13 9.07416847889442E-14 8.390296236101183E-15
tp -1.708304845073778E-13 4.242789634426114E-13 3.870169694699243E-10 -1.021837177064919E-11 9.482055071933975E-11 5.710231351444066E-12
node 7.758887310765746E-14 -1.777914272621567E-13 -1.021837177064919E-11 2.340838029944562E-10 -2.249040127001125E-10 5.006140873009608E-12
peri -3.633790637653543E-14 9.07416847889442E-14 9.482055071933975E-11 -2.249040127001125E-10 2.51471227329831E-10 -4.236450203574973E-12
i -3.640776240280912E-15 8.390296236101183E-15 5.710231351444066E-12 5.006140873009608E-12 -4.236450203574973E-12 3.684160546988288E-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 16.25   n/a E2021B55  
diameter diameter 1.809 km 0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
rotation period rot_per 6.369 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (1998) http://www.asu.cas.cz/~ppravec/neo.htm]
[Krugly, Yu.N.; Bel'skaya, I.N.; Shevchenko, V.G.; et al. (2002) Icarus 158, 294-304.]
[Warner, B.D. (2015) Minor Planet Bull. 42, 115-127.]
geometric albedo albedo 0.163   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
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)

100756 (1998 FM5)          Discovered 1998-Mar-24 by NEAT at Haleakala
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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