1999 RJ93

1999RJ93, 1977 DX2, 1977DX2, 38304, J77D02X, J99R93J

All data for this body: [vot]

MPC data
Name (number) 1999 RJ93 (38304)
a 2.88675
e 0.03461
i / sin(i) 3.1667 / 0.05524
q 2.78684
Q 2.98666
ω 337.5996
Node 116.4521
m 355.2402
n 0.2010
Epoch 2460800.5
nobs 2628
nopp 22
Years observed 1977-2025
rms 0.75
Best values
[raw, vot]

Value Standard error
Parent Koronis (158)
 
ap 2.884
ep 0.048
sin(ip) 0.037
G 0.150
H 14.220
Mass
D 4.39 0.227
pV 0.253 0.0343
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 17.682
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
158 Koronis 0 Koronis Novakovic 2019EPSC...13.1671N HCM
158 Koronis 605 Koronis 0.0900 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.8841 0.0481 0.0369 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.39 0.227 0.227 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.253 0.0343 0.0343 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
Q 0.13 Bus VIS Carvano 2010A&A...510A..43C PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.872 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S 0.3400 0.4820 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.4182 0.4820 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9835 0.4820 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X S 0.5034 0.4820 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT