1999 RT157

1999RT157, 2000 WZ59, 2000WZ59, 38364, J99RF7T, K00W59Z

All data for this body: [vot]

MPC data
Name (number) 1999 RT157 (38364)
a 3.20492
e 0.15612
i / sin(i) 6.2576 / 0.10900
q 2.70457
Q 3.70527
ω 292.2831
Node 108.4650
m 127.4024
n 0.1718
Epoch 2460800.5
nobs 1588
nopp 22
Years observed 1995-2025
rms 0.79
Best values
[raw, vot]

Value Standard error
Parent Hygiea (10)
 
ap 3.222
ep 0.116
sin(ip) 0.089
G 0.150
H 14.220
Mass
D 7.91 0.313
pV 0.071 0.0145
Value
Rotational Period
Period quality None
Spectral Class B
Spectral Class Score 3.370
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
3.2220 0.1162 0.0892 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.91 0.313 0.313 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.071 0.0145 0.0145 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
14.22 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
B B 0.5616 0.5616 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT