1998 WP12

1998WP12, 2000 DB71, 2000DB71, 74356, J98W12P, K00D71B

All data for this body: [vot]

MPC data
Name (number) 1998 WP12 (74356)
a 2.57620
e 0.06473
i / sin(i) 2.2231 / 0.03879
q 2.40944
Q 2.74296
ω 99.3177
Node 291.4038
m 165.0499
n 0.2384
Epoch 2460800.5
nobs 1799
nopp 20
Years observed 1998-2025
rms 0.78
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.576
ep 0.103
sin(ip) 0.054
G 0.150
H 15.130
Mass
D 2.74 0.600
pV 0.258 0.1573
Value
Rotational Period 5.725
Period quality 2
Spectral Class A
Spectral Class Score 6.270
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5764 0.1029 0.0540 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.74 0.600 0.600 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.258 0.1573 0.1573 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
15.13 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
5.72516 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
A DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
A A 0.7116 0.6360 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
D 0.121 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
Kl Ad None None Movis NIR Popescu 2018A&A...617A..12P PHOT
S 0.42 Bus VIS Carvano 2010A&A...510A..43C PHOT
S A 0.2250 0.6360 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT