2001 QL87

2001QL87, 1995 PE1, 1995PE1, 2001 PU50, 2001PU50, 51920, J95P01E, K01P50U, K01Q87L

All data for this body: [vot]

MPC data
Name (number) 2001 QL87 (51920)
a 3.12597
e 0.08776
i / sin(i) 14.9600 / 0.25815
q 2.85163
Q 3.40031
ω 117.9342
Node 297.4017
m 299.5212
n 0.1783
Epoch 2460200.5
nobs 2097
nopp 21
Years observed 1995-2023
rms 0.60
Best values
[raw, vot]

Value Standard error
Parent Ursula (375)
 
ap 3.130
ep 0.065
sin(ip) 0.277
Value Standard error
G 0.150
H 13.050
Mass
D 14.73 0.158
pV 0.056 0.0109
Rotational Period
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
375 Ursula 631 Ursula Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1299 0.0654 0.2772 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.73 0.158 0.158 Masiero 2011ApJ...741...68M NEATM
19.34 7.880 7.880 Nugent 2016AJ....152...63N NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.040 0.0500 0.0500 Nugent 2016AJ....152...63N NEATM
0.056 0.0112 0.0112 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
13.05 MPC-2023-12-04 MPC-2023-12-04 Phot