1999 RD128

1999RD128, 1997 AY20, 1997AY20, 1999 RY60, 1999RY60, 38325, J97A20Y, J99R60Y, J99RC8D

All data for this body: [vot]

MPC data
Name (number) 1999 RD128 (38325)
a 2.72951
e 0.09416
i / sin(i) 2.4402 / 0.04258
q 2.47252
Q 2.98651
ω 196.0921
Node 155.6257
m 232.5631
n 0.2186
Epoch 2460800.5
nobs 1517
nopp 21
Years observed 1997-2025
rms 0.75
Best values
[raw, vot]

Value Standard error
Parent Henan (2085)
 
ap 2.730
ep 0.057
sin(ip) 0.037
G 0.150
H 15.150
Mass
D
pV
Value
Rotational Period 15.740
Period quality 2
Spectral Class S
Spectral Class Score 6.793
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
2085 Henan 532 Henan 0.4700 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7297 0.0569 0.0370 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
15.15 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
15.749 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
D S 0.2923 0.4850 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.5225 0.4850 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.6096 0.4850 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT