1999 XR55

1999XR55, 2001 HA49, 2001HA49, 71016, J99X55R, K01H49A

All data for this body: [vot]

MPC data
Name (number) 1999 XR55 (71016)
a 2.68806
e 0.14409
i / sin(i) 10.4167 / 0.18081
q 2.30073
Q 3.07539
ω 263.9603
Node 255.5586
m 66.7305
n 0.2236
Epoch 2460200.5
nobs 1301
nopp 18
Years observed 1999-2023
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent Adeona (145)
 
ap 2.688
ep 0.172
sin(ip) 0.205
Value Standard error
G 0.150
H 14.930
Mass
D 6.10 0.094
pV 0.049 0.0038
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
145 Adeona 505 Adeona 0.2600 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6880 0.1725 0.2048 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.33 0.780 0.780 Masiero 2012ApJ...759L...8M NEATM
6.11 0.095 0.095 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.049 0.0038 0.0038 Masiero 2011ApJ...741...68M NEATM
0.090 0.0420 0.0420 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
14.93 MPC-2023-12-04 MPC-2023-12-04 Phot