Grauer

18871, 1988 GR1, 1988GR1, 1990 UD11, 1990UD11, 1991 CG4, 1991CG4, 1997 JL16, 1997JL16, 1999 VQ12, 1999VQ12, J88G01R, J90U11D, J91C04G, J97J16L, J99V12Q

All data for this body: [vot]

MPC data
Name (number) Grauer (18871)
a 2.66882
e 0.10794
i / sin(i) 11.8971 / 0.20615
q 2.38075
Q 2.95689
ω 320.8359
Node 217.9430
m 59.4292
n 0.2261
Epoch 2460200.5
nobs 3325
nopp 23
Years observed 1988-2023
rms 0.56
Best values
[raw, vot]

Value Standard error
Parent Eunomia (15)
 
ap 2.668
ep 0.147
sin(ip) 0.217
Value Standard error
G 0.150
H 12.770
Mass
D 8.30 0.027
pV 0.291 0.0185
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
15 Eunomia 502 Eunomia 0.4000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6683 0.1471 0.2170 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.92 0.130 0.130 Masiero 2014ApJ...791..121M NEATM
8.08 0.210 0.210 Masiero 2014ApJ...791..121M NEATM
8.31 0.029 0.029 Masiero 2011ApJ...741...68M NEATM
8.61 0.139 0.139 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.262 0.0674 0.0674 Masiero 2011ApJ...741...68M NEATM
0.283 0.0276 0.0276 Masiero 2011ApJ...741...68M NEATM
0.300 0.0300 0.0300 Masiero 2014ApJ...791..121M NEATM
0.310 0.0600 0.0600 Masiero 2014ApJ...791..121M 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
12.77 MPC-2023-12-04 MPC-2023-12-04 Phot
Period data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
9.88 Durech 2023A&A...675A..24D Model
9.88 Durech 2020A&A...643A..59D Model