Langleben

15516, 1984 EM1, 1984EM1, 1990 UC9, 1990UC9, 1998 QV78, 1998QV78, 1999 VN86, 1999VN86, J84E01M, J90U09C, J98Q78V, J99V86N

All data for this body: [vot]

MPC data
Name (number) Langleben (15516)
a 2.67548
e 0.16972
i / sin(i) 12.5164 / 0.21672
q 2.22140
Q 3.12955
ω 93.5411
Node 179.1621
m 294.4049
n 0.2252
Epoch 2460200.5
nobs 2693
nopp 25
Years observed 1954-2023
rms 0.61
Best values
[raw, vot]

Value Standard error
Parent Eunomia (15)
 
ap 2.675
ep 0.159
sin(ip) 0.223
Value Standard error
G 0.150
H 13.910
Mass
D 4.99 0.135
pV 0.252 0.0201
Rotational Period
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
15 Eunomia 502 Eunomia 0.3100 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6752 0.1590 0.2226 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.99 0.136 0.136 Masiero 2011ApJ...741...68M NEATM
5.06 1.130 1.130 Nugent 2016AJ....152...63N NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.180 0.0800 0.0800 Nugent 2016AJ....152...63N NEATM
0.257 0.0208 0.0208 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
13.91 MPC-2023-12-04 MPC-2023-12-04 Phot