# The largest Edgeworth-Kuiper belt objects

"2004 DW" "Sol" { 

	Class "asteroid" 
	Texture "asteroid.jpg" 
	Color   [ 0.65 0.45 0.35 ]
	BlendTexture true
	Radius  800 

	InfoURL "http://www.gps.caltech.edu/~chad/2004dw/" 

	EllipticalOrbit {
		Period           245.976 
      		SemiMajorAxis     39.258 
		Eccentricity       0.2258 
		Inclination       20.539 
		AscendingNode    268.457 
		ArgOfPericenter   73.731 
		MeanAnomaly      150.066 
   	} 

	Albedo 0.09

	RotationPeriod     48.0   # guess

}

# 50000 Quaoar (2002 LM60)
"Quaoar" "Sol" {

	Class "asteroid"
	Texture "asteroid.jpg"
	Color   [ 0.60 0.45 0.35 ] # only slight red
	BlendTexture true
	Radius 625
	Oblateness 0.12 # minimum axis ratio of 1.133
	
	InfoURL "http://www.gps.caltech.edu/~chad/quaoar/"


	EllipticalOrbit	{
		Period          283.234
		SemiMajorAxis    43.128
		Eccentricity      0.0395
		Inclination       8.005
		AscendingNode   189.081
		ArgOfPericenter 163.885
	        MeanAnomaly     258.858
	}

	Albedo 0.12

	RotationPeriod     17.6788 # for a double-peaked light curve
}


# 28978 Ixion (2001 KX76)
"Ixion" "Sol" { 

	Class "asteroid" 
	Texture "asteroid.jpg" 
	Color   [ 0.65 0.45 0.35 ] # "reddish"
	BlendTexture true
	Radius 600 

	InfoURL "http://www.noao.edu/outreach/press/pr01/pr0110.html"	

	EllipticalOrbit { 
		Epoch        2452400.5       # 2002 May 6 00:00UT
		Period           246.50564 
		SemiMajorAxis     39.3138672 
		Eccentricity       0.2447032 
		Inclination       19.68326 
		AscendingNode     71.0155 
		ArgOfPericenter  300.9234 
		MeanAnomaly      259.585 
	} 

	Albedo 0.04 

	RotationPeriod 30.0 
}

# 20000 Varuna (2000 WR106)
"Varuna" "Sol" { 

	Class "asteroid" 
	Texture "asteroid.jpg" 
	Color   [ 0.65 0.45 0.35 ] # "reddish"
	BlendTexture true
	Radius 450 
	Oblateness 0.333 # axis ratio 1.5:1

	InfoURL "http://www.aas.org/publications/baas/v34n3/dps2002/9.htm"

	EllipticalOrbit { 
		Epoch        2452400.5      # 2002 May 6 00:00UT 
		Period           284.83446 
		SemiMajorAxis     43.290196 
		Eccentricity       0.053794 
		Inclination       17.12557 
		AscendingNode     97.2843 
		ArgOfPericenter  275.5744 
		MeanAnomaly       82.67171 
	} 

	Albedo 0.07 

	RotationPeriod 6.3442 # for a double-peaked light curve 
} 

# 55565 (2002 AW197)
"2002 AW197" "Sol" { 

	Class "asteroid" 
	Texture "asteroid.jpg" 
	Color   [ 0.65 0.45 0.35 ]
	BlendTexture true
	Radius  450 

	InfoURL "http://www.aas.org/publications/baas/v34n3/dps2002/301.htm"

	EllipticalOrbit {
		Period           323.976 
      		SemiMajorAxis     47.171 
		Eccentricity       0.1257 
		Inclination       24.370 
		AscendingNode    297.463 
		ArgOfPericenter  296.073 
		MeanAnomaly      272.766 
   	} 

	Albedo 0.10

	RotationPeriod     48.0   # guess
}


# Inner Oort cloud
"2003 VB12 (Sedna)" "Sol" { 

	Class "asteroid" 
	Texture "asteroid.jpg" 
	Color   [ 0.75 0.45 0.35 ] # almost as red as Mars
	BlendTexture true
	Radius 850 

	InfoURL "http://www.gps.caltech.edu/~mbrown/sedna/"

	EllipticalOrbit { # Andrea Pelloni et al
		Epoch        2452178.467091144 
		Period         12941.01891 
		SemiMajorAxis    551.2039416  
		Eccentricity       0.8615909  
		Inclination       11.92987 
		AscendingNode    144.48101 
		ArgOfPericenter  310.84807 
		MeanAnomaly      357.94906 
	} 

	Albedo 0.05 

	RotationPeriod 480 # 20 days (or longer)
} 
