2000 AL137

2000AL137, 1997 TH20, 1997TH20, 1998 XT41, 1998XT41, 47556, J97T20H, J98X41T, K00AD7L

All data for this body: [vot]

MPC data
Name (number) 2000 AL137 (47556)
a 3.12515
e 0.12100
i / sin(i) 5.2693 / 0.09184
q 2.74702
Q 3.50328
ω 199.8338
Node 20.1187
m 160.6767
n 0.1784
Epoch 2460800.5
nobs 3661
nopp 23
Years observed 1997-2025
rms 0.62
Best values
[raw, vot]

Value Standard error
Parent Hygiea (10)
 
ap 3.131
ep 0.147
sin(ip) 0.089
G 0.150
H 13.270
Mass
D 13.28 0.254
pV 0.065 0.0100
Value
Rotational Period 20.024
Period quality 2
Spectral Class C
Spectral Class Score 17.369
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
10 Hygiea 0 Hygiea Novakovic 2019EPSC...13.1671N HCM
10 Hygiea 601 Hygiea Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1305 0.1474 0.0894 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
13.10 0.262 0.262 Masiero 2011ApJ...741...68M NEATM
15.88 1.080 1.080 Usui 2011PASJ...63.1117U NEATM
16.45 3.290 3.290 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.042 0.0170 0.0170 Ali-Lagoa 2018A&A...612A..85A NEATM
0.078 0.0124 0.0124 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
13.27 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
19.9916 2 Sidereal Durech 2023A&A...675A..24D Model
20.0242 2 Synodic Pal 2020ApJS..247...26P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B C 0.4787 0.5550 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.98 Bus VIS Carvano 2010A&A...510A..43C PHOT
C C 0.2109 0.5550 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.5441 0.5550 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.6854 0.5550 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.7944 0.5550 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT