1997 WP44

1997WP44, 10409, 1990 HM3, 1990HM3, 1991 RG8, 1991RG8, J90H03M, J91R08G, J97W44P

All data for this body: [vot]

MPC data
Name (number) 1997 WP44 (10409)
a 3.11758
e 0.20750
i / sin(i) 2.7593 / 0.04814
q 2.47069
Q 3.76447
ω 309.6091
Node 83.7571
m 12.1055
n 0.1791
Epoch 2460800.5
nobs 3071
nopp 26
Years observed 1990-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.119
ep 0.175
sin(ip) 0.028
G 0.150
H 13.230
Mass
D 10.84 0.378
pV 0.074 0.0151
Value
Rotational Period 66.900
Period quality 2-
Spectral Class B
Spectral Class Score 2.976
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
24 Themis 0 Themis Novakovic 2019EPSC...13.1671N HCM
24 Themis 602 Themis -0.1600 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1189 0.1752 0.0277 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.79 0.382 0.382 Masiero 2011ApJ...741...68M NEATM
12.38 2.900 2.900 Masiero 2021PSJ.....2..162M NEATM
16.88 5.790 5.790 Nugent 2016AJ....152...63N NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.030 0.0600 0.0600 Nugent 2016AJ....152...63N NEATM
0.057 0.0200 0.0320 Masiero 2021PSJ.....2..162M NEATM
0.087 0.0194 0.0194 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
13.23 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
66.98 2- Synodic Erasmus 2020ApJS..247...13E Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B 0.496 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C 0.33 Bus VIS Carvano 2010A&A...510A..43C PHOT
C C 0.2774 0.2774 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT