2001 MB21

2001MB21, H8873, K01M21B

All data for this body: [vot]

MPC data
Name (number) 2001 MB21 (178873)
a 2.60738
e 0.18269
i / sin(i) 12.2011 / 0.21135
q 2.13103
Q 3.08372
ω 23.5013
Node 293.2895
m 220.5171
n 0.2341
Epoch 2460800.5
nobs 720
nopp 16
Years observed 2001-2025
rms 0.80
Best values
[raw, vot]

Value Standard error
Parent Eunomia (15)
 
ap 2.608
ep 0.160
sin(ip) 0.222
G 0.150
H 15.750
Mass
D 1.96 0.327
pV 0.349 0.0995
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
15 Eunomia 0 Eunomia Novakovic 2019EPSC...13.1671N HCM
15 Eunomia 502 Eunomia -0.1700 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6080 0.1599 0.2221 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.96 0.327 0.327 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.349 0.0995 0.0995 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
15.75 MPC-2023-12-04 MPC-2023-12-04 Phot