1999 BZ

1999BZ, 1980 WG1, 1980WG1, 1991 KC1, 1991KC1, 31421, J80W01G, J91K01C, J99B00Z

All data for this body: [vot]

MPC data
Name (number) 1999 BZ (31421)
a 2.63321
e 0.04042
i / sin(i) 22.9107 / 0.38930
q 2.52678
Q 2.73964
ω 88.2455
Node 72.8771
m 55.1726
n 0.2307
Epoch 2460800.5
nobs 4727
nopp 23
Years observed 1980-2025
rms 0.60
Best values
[raw, vot]

Value Standard error
Parent Hansa (480)
 
ap 2.633
ep 0.047
sin(ip) 0.377
G 0.150
H 13.550
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 1.671
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
480 Hansa 0 Hansa Novakovic 2019EPSC...13.1671N HCM
480 Hansa 803 Hansa Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6332 0.0468 0.3772 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
13.55 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 0.15 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.2285 0.2285 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT