1999 RK189

1999RK189, 1990 EW6, 1990EW6, 70361, J90E06W, J99RI9K

All data for this body: [vot]

MPC data
Name (number) 1999 RK189 (70361)
a 2.35652
e 0.17886
i / sin(i) 4.2467 / 0.07405
q 1.93502
Q 2.77801
ω 125.8472
Node 346.5054
m 293.2225
n 0.2725
Epoch 2460800.5
nobs 1914
nopp 19
Years observed 1990-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent Erigone (163)
 
ap 2.357
ep 0.206
sin(ip) 0.077
G 0.150
H 15.260
Mass
D 3.77 0.035
pV 0.074 0.0075
Value
Rotational Period 116.000
Period quality 2
Spectral Class S
Spectral Class Score 3.800
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
163 Erigone 406 Erigone -0.5400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3570 0.2061 0.0771 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.71 0.050 0.050 Nugent 2016AJ....152...63N NEATM
5.82 0.050 0.050 Masiero 2011ApJ...741...68M NEATM
6.13 2.320 2.320 Masiero 2020PSJ.....1....5M NEATM
6.45 1.780 1.780 Masiero 2021PSJ.....2..162M NEATM
6.54 2.050 2.050 Masiero 2020PSJ.....1....5M NEATM
7.15 2.380 2.380 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.035 0.0270 0.0270 Masiero 2012ApJ...759L...8M NEATM
0.038 0.0590 0.0590 Masiero 2020PSJ.....1....5M NEATM
0.039 0.0220 0.0510 Masiero 2021PSJ.....2..162M NEATM
0.049 0.0440 0.0440 Masiero 2020PSJ.....1....5M NEATM
0.051 0.0085 0.0085 Masiero 2011ApJ...741...68M NEATM
0.450 0.0300 0.0300 Nugent 2016AJ....152...63N 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
15.26 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
116.5 2 Synodic Podlewska 2021ApJS..255....4P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S C 0.760000 0.190000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC