Rykerwatts

19663, 1977 UH4, 1977UH4, 1997 GU25, 1997GU25, 1998 KR40, 1998KR40, 1999 RU133, 1999RU133, J77U04H, J97G25U, J98K40R, J99RD3U

All data for this body: [vot]

MPC data
Name (number) Rykerwatts (19663)
a 2.72574
e 0.05670
i / sin(i) 8.4359 / 0.14670
q 2.57118
Q 2.88029
ω 245.6076
Node 208.9672
m 10.7443
n 0.2190
Epoch 2460200.5
nobs 2280
nopp 25
Years observed 1977-2023
rms 0.58
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.727
ep 0.068
sin(ip) 0.156
Value Standard error
G 0.150
H 14.530
Mass
D 4.70 0.107
pV 0.201 0.0252
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7265 0.0675 0.1563 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.70 0.107 0.107 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.201 0.0252 0.0252 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.53 MPC-2023-12-04 MPC-2023-12-04 Phot