1998 SN56

1998SN56, 2002 PN128, 2002PN128, D4443, J98S56N, K02PC8N

All data for this body: [vot]

MPC data
Name (number) 1998 SN56 (134443)
a 2.54733
e 0.26998
i / sin(i) 7.8485 / 0.13656
q 1.85960
Q 3.23506
ω 333.5204
Node 0.4883
m 211.7529
n 0.2424
Epoch 2460800.5
nobs 444
nopp 18
Years observed 1998-2025
rms 0.82
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.546
ep 0.201
sin(ip) 0.130
G 0.150
H 16.310
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5463 0.2014 0.1295 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
16.31 MPC-2023-12-04 MPC-2023-12-04 Phot