2001 SP53

2001SP53, 1999 JU10, 1999JU10, 55306, J99J10U, K01S53P

All data for this body: [vot]

MPC data
Name (number) 2001 SP53 (55306)
a 3.14162
e 0.18421
i / sin(i) 6.0048 / 0.10461
q 2.56291
Q 3.72033
ω 307.4706
Node 50.4512
m 95.1892
n 0.1770
Epoch 2460800.5
nobs 2069
nopp 23
Years observed 1993-2025
rms 0.77
Best values
[raw, vot]

Value Standard error
Parent Hygiea (10)
 
ap 3.142
ep 0.151
sin(ip) 0.092
G 0.150
H 14.090
Mass
D 8.16 0.202
pV 0.069 0.0098
Value
Rotational Period
Period quality None
Spectral Class B
Spectral Class Score 4.800
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
10 Hygiea 0 Hygiea Novakovic 2019EPSC...13.1671N HCM
10 Hygiea 601 Hygiea Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1419 0.1506 0.0922 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.90 0.338 0.338 Masiero 2011ApJ...741...68M NEATM
8.30 0.251 0.251 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.064 0.0177 0.0177 Masiero 2011ApJ...741...68M NEATM
0.071 0.0117 0.0117 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
14.09 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B 0.800 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT