Rolandmeier

12870, 1990 SN15, 1990SN15, 1997 ES9, 1997ES9, 1998 MK37, 1998MK37, J90S15N, J97E09S, J98M37K

All data for this body: [vot]

MPC data
Name (number) Rolandmeier (12870)
a 2.57351
e 0.17536
i / sin(i) 7.1841 / 0.12506
q 2.12223
Q 3.02479
ω 358.5350
Node 276.1839
m 51.5911
n 0.2387
Epoch 2460200.5
nobs 2320
nopp 22
Years observed 1990-2023
rms 0.60
Best values
[raw, vot]

Value Standard error
Parent Rafita (1644)
 
ap 2.575
ep 0.174
sin(ip) 0.139
Value Standard error
G 0.150
H 14.020
Mass
D 4.82 0.097
pV 0.230 0.0154
Rotational Period
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
1644 Rafita 518 Rafita 0.5500 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5752 0.1742 0.1386 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.95 0.440 0.440 Masiero 2012ApJ...759L...8M NEATM
4.87 0.099 0.099 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.225 0.0157 0.0157 Masiero 2011ApJ...741...68M NEATM
0.343 0.0770 0.0770 Masiero 2012ApJ...759L...8M 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
14.02 MPC-2023-12-04 MPC-2023-12-04 Phot