Hughdowns

1999 XD37, 1999XD37, 71000, J99X37D

All data for this body: [vot]

MPC data
Name (number) Hughdowns (71000)
a 2.66808
e 0.18424
i / sin(i) 13.0267 / 0.22541
q 2.17652
Q 3.15965
ω 323.5829
Node 93.3014
m 168.1066
n 0.2262
Epoch 2460200.5
nobs 1692
nopp 19
Years observed 1993-2023
rms 0.70
Best values
[raw, vot]

Value Standard error
Parent Adeona (145)
 
ap 2.667
ep 0.175
sin(ip) 0.204
Value Standard error
G 0.150
H 14.290
Mass
D 7.91 0.196
pV 0.058 0.0047
Rotational Period
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
145 Adeona 505 Adeona -0.1300 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6671 0.1755 0.2039 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.89 0.198 0.198 Masiero 2011ApJ...741...68M NEATM
8.62 2.120 2.120 Masiero 2020PSJ.....1....5M NEATM
8.84 2.782 2.782 Masiero 2017AJ....154..168M NEATM
9.31 2.782 2.782 Masiero 2017AJ....154..168M NEATM
9.64 2.770 2.770 Masiero 2020PSJ.....1....5M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.040 0.0260 0.0260 Masiero 2020PSJ.....1....5M NEATM
0.043 0.0289 0.0289 Masiero 2017AJ....154..168M NEATM
0.047 0.0367 0.0367 Masiero 2017AJ....154..168M NEATM
0.055 0.0490 0.0490 Masiero 2020PSJ.....1....5M NEATM
0.059 0.0049 0.0049 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
14.29 MPC-2023-12-04 MPC-2023-12-04 Phot