1998 BC1

1998BC1, 10920, 1979 WN7, 1979WN7, 1985 YH1, 1985YH1, 1992 BD5, 1992BD5, 1993 HN6, 1993HN6, J79W07N, J85Y01H, J92B05D, J93H06N, J98B01C

All data for this body: [vot]

MPC data
Name (number) 1998 BC1 (10920)
a 3.17691
e 0.15059
i / sin(i) 0.3005 / 0.00524
q 2.69849
Q 3.65533
ω 279.5365
Node 182.1794
m 318.2183
n 0.1741
Epoch 2460800.5
nobs 3339
nopp 29
Years observed 1979-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.190
ep 0.139
sin(ip) 0.021
G 0.150
H 12.990
Mass
D 15.29 0.153
pV 0.083 0.0094
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 26.365
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
24 Themis 0 Themis Novakovic 2019EPSC...13.1671N HCM
24 Themis 602 Themis 0.6300 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1901 0.1385 0.0212 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.44 0.267 0.267 Masiero 2011ApJ...741...68M NEATM
15.71 0.187 0.187 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.082 0.0117 0.0117 Masiero 2011ApJ...741...68M NEATM
0.085 0.0159 0.0159 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
12.99 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 C 0.2987 0.4200 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.2329 0.4200 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.5240 0.4200 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.5925 0.4200 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.7090 0.4200 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.7649 0.4200 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.7670 0.4200 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.8038 0.4200 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
Kl Xt None None Movis NIR Popescu 2018A&A...617A..12P PHOT
X C 0.3065 0.4200 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X C 0.4035 0.4200 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT