Nishashah

18918, 1997 WE54, 1997WE54, 1999 GR58, 1999GR58, 2000 OB50, 2000OB50, J97W54E, J99G58R, K00O50B

All data for this body: [vot]

MPC data
Name (number) Nishashah (18918)
a 2.26892
e 0.18504
i / sin(i) 6.3225 / 0.11013
q 1.84909
Q 2.68876
ω 247.4991
Node 57.7749
m 306.7065
n 0.2884
Epoch 2460200.5
nobs 2295
nopp 20
Years observed 1990-2023
rms 0.59
Best values
[raw, vot]

Value Standard error
Parent Baptistina (298)
 
ap 2.269
ep 0.149
sin(ip) 0.104
Value Standard error
G 0.150
H 14.810
Mass
D 3.95 0.026
pV 0.136 0.0247
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
8 Flora 402 Flora 0.4400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
298 Baptistina 403 Baptistina 0.2500 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2686 0.1491 0.1043 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.94 0.026 0.026 Masiero 2011ApJ...741...68M NEATM
4.08 1.080 1.080 Masiero 2020PSJ.....1....5M NEATM
4.35 0.870 0.870 Masiero 2020PSJ.....1....5M NEATM
5.13 1.130 1.130 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.109 0.0370 0.0370 Masiero 2012ApJ...759L...8M NEATM
0.153 0.0670 0.0670 Masiero 2020PSJ.....1....5M NEATM
0.154 0.1180 0.1180 Masiero 2020PSJ.....1....5M NEATM
0.161 0.0402 0.0402 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
14.81 MPC-2023-12-04 MPC-2023-12-04 Phot