1989 RD1

1989RD1, 13511, 1997 JT7, 1997JT7, J89R01D, J97J07T

All data for this body: [vot]

MPC data
Name (number) 1989 RD1 (13511)
a 2.66828
e 0.19033
i / sin(i) 13.3024 / 0.23009
q 2.16043
Q 3.17613
ω 261.7113
Node 86.6987
m 56.5670
n 0.2261
Epoch 2460800.5
nobs 3552
nopp 23
Years observed 1989-2025
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent Eunomia (15)
 
ap 2.667
ep 0.144
sin(ip) 0.218
G 0.150
H 13.610
Mass
D 7.63 0.149
pV 0.143 0.0095
Value
Rotational Period 4.920
Period quality 2
Spectral Class D
Spectral Class Score 7.113
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
15 Eunomia 0 Eunomia Novakovic 2019EPSC...13.1671N HCM
15 Eunomia 502 Eunomia 0.2600 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6671 0.1444 0.2176 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.64 1.890 1.890 Nugent 2016AJ....152...63N NEATM
7.63 0.174 0.174 Masiero 2011ApJ...741...68M NEATM
7.65 0.289 0.289 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.110 0.0500 0.0500 Nugent 2016AJ....152...63N NEATM
0.144 0.0131 0.0131 Masiero 2011ApJ...741...68M NEATM
0.145 0.0144 0.0144 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
13.61 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
4.92038 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
D D 0.5177 0.3050 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
D D 0.6678 0.3050 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
L 0.42 Bus VIS Carvano 2010A&A...510A..43C PHOT
S 0.595 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S D 0.3369 0.3050 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S Kl None None Movis NIR Popescu 2018A&A...617A..12P PHOT