1998 YU1

1998YU1, 1997 SW26, 1997SW26, 28216, J97S26W, J98Y01U

All data for this body: [vot]

MPC data
Name (number) 1998 YU1 (28216)
a 2.45199
e 0.14536
i / sin(i) 2.7748 / 0.04841
q 2.09557
Q 2.80840
ω 270.3180
Node 173.4657
m 352.9495
n 0.2567
Epoch 2460800.5
nobs 2776
nopp 20
Years observed 1993-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.451
ep 0.152
sin(ip) 0.051
G 0.150
H 14.680
Mass
D 3.34 0.036
pV 0.275 0.0137
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 19.930
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
44 Nysa 405 Nysa-Polana 0.3800 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4511 0.1524 0.0508 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.34 0.036 0.036 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.275 0.0137 0.0137 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
14.68 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
Ds Ad None None Movis NIR Popescu 2018A&A...617A..12P PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.57 Bus VIS Carvano 2010A&A...510A..43C PHOT
S 0.922 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S 0.9010 0.9460 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9754 0.9460 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT