2001 XS99

2001XS99, B1344, K01X99S

All data for this body: [vot]

MPC data
Name (number) 2001 XS99 (111344)
a 2.79724
e 0.16330
i / sin(i) 5.1223 / 0.08928
q 2.34045
Q 3.25401
ω 37.1894
Node 66.2256
m 354.4074
n 0.2107
Epoch 2460800.5
nobs 870
nopp 19
Years observed 1998-2025
rms 0.86
Best values
[raw, vot]

Value Standard error
Parent Hanna (1668)
 
ap 2.796
ep 0.172
sin(ip) 0.073
G 0.150
H 15.750
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 7.868
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
1668 Hanna 0 Hanna Novakovic 2019EPSC...13.1671N HCM
1668 Hanna 533 Hanna -0.4600 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7958 0.1723 0.0735 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
15.75 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 B 0.2088 0.1630 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
B B 0.2276 0.1630 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.48 Bus VIS Carvano 2010A&A...510A..43C PHOT
C 0.818 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
X B 0.1783 0.1630 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT