1998 WC1

1998WC1, 26329, J98W01C

All data for this body: [vot]

MPC data
Name (number) 1998 WC1 (26329)
a 2.30783
e 0.27108
i / sin(i) 22.0355 / 0.37518
q 1.68222
Q 2.93344
ω 267.8182
Node 111.4997
m 219.2419
n 0.2811
Epoch 2460800.5
nobs 3368
nopp 24
Years observed 1954-2025
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent Phocaea (25)
 
ap 2.308
ep 0.231
sin(ip) 0.381
G 0.150
H 13.810
Mass
D 4.33 0.275
pV 0.265 0.0461
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 15.198
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
25 Phocaea 0 Phocaea Novakovic 2019EPSC...13.1671N HCM
25 Phocaea 701 Phocaea -0.9200 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3078 0.2312 0.3808 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.99 0.740 0.740 Masiero 2021PSJ.....2..162M NEATM
4.33 0.311 0.311 Masiero 2011ApJ...741...68M NEATM
4.99 0.970 0.970 Masiero 2021PSJ.....2..162M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.215 0.0690 0.1010 Masiero 2021PSJ.....2..162M NEATM
0.285 0.0654 0.0654 Masiero 2011ApJ...741...68M NEATM
0.289 0.0840 0.1180 Masiero 2021PSJ.....2..162M 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
13.81 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
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.88 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.9069 0.9470 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9994 0.9470 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT