1997YH4

1982VD11, 1996TM40, 28012, J82V11D, J96T40M, J97Y04H

All data for this body: [vot]

MPC data
Name (number) 1997YH4 (28012)
Packed designation 28012
a 2.84477
e 0.07528
i / sin(i) 2.9231 / 0.05100
q 2.63062
Q 3.05892
ω 336.4172
Node 59.2700
m 70.7455
n 0.2054
Epoch 2459600.5
nobs 1928
nopp 20
Years observed 1996-2022
rms 0.64
Best values
[raw, vot]

Value Standard error
Parent Koronis (158)
 
ap 2.844
ep 0.048
sin(ip) 0.037
Value Standard error
G 0.150
H 13.780
Mass
D 4.09 1.006
pV 0.291 0.1197
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
158 Koronis 605 Koronis -0.3000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.8443 0.0483 0.0371 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.09 1.006 1.006 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.291 0.1197 0.1197 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
13.78 MPC-2022-01-18 MPC-2022-01-18 Phot