1991 PJ12

1991PJ12, 10336, 1986 TK17, 1986TK17, 1997 WM33, 1997WM33, J86T17K, J91P12J, J97W33M

All data for this body: [vot]

MPC data
Name (number) 1991 PJ12 (10336)
a 3.04780
e 0.15274
i / sin(i) 8.4378 / 0.14674
q 2.58227
Q 3.51332
ω 145.3785
Node 262.5671
m 64.1559
n 0.1852
Epoch 2460800.5
nobs 2703
nopp 25
Years observed 1986-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent Emma (283)
 
ap 3.052
ep 0.124
sin(ip) 0.164
G 0.150
H 13.440
Mass
D 12.45 0.272
pV 0.079 0.0186
Value
Rotational Period
Period quality None
Spectral Class D
Spectral Class Score 9.524
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
283 Emma 607 Emma 0.4500 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0516 0.1239 0.1635 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
12.45 0.272 0.272 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.079 0.0186 0.0186 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
13.44 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
D D 0.7056 0.8310 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
D D 0.8817 0.8310 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
Ds Ad None None Movis NIR Popescu 2018A&A...617A..12P PHOT