1999 TW200

1999TW200, 1999 RD55, 1999RD55, 74962, J99R55D, J99TK0W

All data for this body: [vot]

MPC data
Name (number) 1999 TW200 (74962)
a 2.35970
e 0.25121
i / sin(i) 4.2057 / 0.07334
q 1.76692
Q 2.95247
ω 29.7863
Node 302.9326
m 229.1202
n 0.2719
Epoch 2460200.5
nobs 1036
nopp 17
Years observed 1999-2023
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent Erigone (163)
 
ap 2.359
ep 0.214
sin(ip) 0.090
Value Standard error
G 0.150
H 16.040
Mass
D 4.35 0.016
pV 0.039 0.0055
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
163 Erigone 406 Erigone -0.3200 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3589 0.2137 0.0904 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.35 0.016 0.016 Masiero 2011ApJ...741...68M NEATM
4.38 0.620 0.620 Masiero 2012ApJ...759L...8M NEATM
4.52 1.150 1.150 Masiero 2020PSJ.....1....5M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.038 0.0058 0.0058 Masiero 2011ApJ...741...68M NEATM
0.040 0.0230 0.0230 Masiero 2020PSJ.....1....5M NEATM
0.044 0.0240 0.0240 Masiero 2012ApJ...759L...8M 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
16.04 MPC-2023-12-04 MPC-2023-12-04 Phot