1999 RA38

1999RA38, 1984 SJ8, 1984SJ8, 70212, J84S08J, J99R38A

All data for this body: [vot]

MPC data
Name (number) 1999 RA38 (70212)
a 2.40818
e 0.14274
i / sin(i) 3.1081 / 0.05422
q 2.06443
Q 2.75193
ω 30.7037
Node 38.6867
m 103.8742
n 0.2637
Epoch 2460200.5
nobs 2183
nopp 19
Years observed 1984-2023
rms 0.62
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.408
ep 0.142
sin(ip) 0.045
Value Standard error
G 0.150
H 15.000
Mass
D 5.80 0.162
pV 0.074 0.0039
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
44 Nysa 405 Nysa-Polana -0.1800 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4076 0.1417 0.0452 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.50 1.370 1.370 Masiero 2020PSJ.....1....5M NEATM
4.72 1.170 1.170 Nugent 2016AJ....152...63N NEATM
5.00 1.020 1.020 Masiero 2021PSJ.....2..162M NEATM
5.46 1.890 1.890 Masiero 2012ApJ...759L...8M NEATM
5.87 0.168 0.168 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.074 0.0040 0.0040 Masiero 2011ApJ...741...68M NEATM
0.078 0.0490 0.0490 Masiero 2012ApJ...759L...8M NEATM
0.080 0.0300 0.0300 Nugent 2016AJ....152...63N NEATM
0.085 0.0310 0.0480 Masiero 2021PSJ.....2..162M NEATM
0.105 0.0960 0.0960 Masiero 2020PSJ.....1....5M 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
15.00 MPC-2023-12-04 MPC-2023-12-04 Phot