1999 NB4

1999NB4, 2002 HJ12, 2002HJ12, 42817, J99N04B, K02H12J

All data for this body: [vot]

MPC data
Name (number) 1999 NB4 (42817)
a 2.26619
e 0.21053
i / sin(i) 4.9991 / 0.08714
q 1.78908
Q 2.74330
ω 69.4777
Node 260.1750
m 184.8374
n 0.2889
Epoch 2460800.5
nobs 1517
nopp 20
Years observed 1982-2025
rms 0.80
Best values
[raw, vot]

Value Standard error
Parent Baptistina (298)
 
ap 2.267
ep 0.154
sin(ip) 0.102
G 0.150
H 15.650
Mass
D
pV
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
298 Baptistina 0 Baptistina Novakovic 2019EPSC...13.1671N HCM
8 Flora 402 Flora 0.2800 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
298 Baptistina 403 Baptistina 0.1000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2670 0.1536 0.1021 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
15.65 MPC-2023-12-04 MPC-2023-12-04 Phot