2001 HZ4

2001HZ4, 1981 UR2, 1981UR2, 46230, J81U02R, K01H04Z

All data for this body: [vot]

MPC data
Name (number) 2001 HZ4 (46230)
a 2.62271
e 0.18721
i / sin(i) 12.3421 / 0.21375
q 2.13171
Q 3.11372
ω 61.1456
Node 239.7189
m 31.9704
n 0.2320
Epoch 2460200.5
nobs 2447
nopp 20
Years observed 1981-2023
rms 0.57
Best values
[raw, vot]

Value Standard error
Parent Eunomia (15)
 
ap 2.623
ep 0.162
sin(ip) 0.231
Value Standard error
G 0.150
H 14.710
Mass
D 3.34 0.202
pV 0.276 0.0517
Rotational Period
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
15 Eunomia 502 Eunomia -0.1400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6229 0.1621 0.2306 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.34 0.202 0.202 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.276 0.0517 0.0517 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
14.71 MPC-2023-12-04 MPC-2023-12-04 Phot