1998 RA64

1998RA64, 1966 BY, 1966BY, 2000 CW2, 2000CW2, 49081, J66B00Y, J98R64A, K00C02W

All data for this body: [vot]

MPC data
Name (number) 1998 RA64 (49081)
a 2.42305
e 0.11768
i / sin(i) 3.3421 / 0.05830
q 2.13789
Q 2.70820
ω 15.7061
Node 120.8824
m 252.6700
n 0.2613
Epoch 2460800.5
nobs 3154
nopp 25
Years observed 1966-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.424
ep 0.149
sin(ip) 0.045
G 0.150
H 14.390
Mass
D 9.69 0.187
pV 0.046 0.0037
Value
Rotational Period 42.470
Period quality 2
Spectral Class B
Spectral Class Score 3.090
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
44 Nysa 405 Nysa-Polana 0.0200 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4239 0.1491 0.0453 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.00 1.900 1.900 Masiero 2020PSJ.....1....5M NEATM
7.76 1.790 1.790 Masiero 2021PSJ.....2..162M NEATM
7.91 2.340 2.340 Masiero 2020PSJ.....1....5M NEATM
7.98 2.030 2.030 Nugent 2016AJ....152...63N NEATM
8.84 2.630 2.630 Masiero 2020PSJ.....1....5M NEATM
9.26 0.670 0.670 Usui 2011PASJ...63.1117U NEATM
9.63 1.930 1.930 Ali-Lagoa 2018A&A...612A..85A NEATM
9.82 0.200 0.200 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.040 0.0200 0.0200 Nugent 2016AJ....152...63N NEATM
0.042 0.0170 0.0170 Ali-Lagoa 2018A&A...612A..85A NEATM
0.046 0.0040 0.0040 Masiero 2012ApJ...759L...8M NEATM
0.047 0.0430 0.0430 Masiero 2020PSJ.....1....5M NEATM
0.056 0.0190 0.0290 Masiero 2021PSJ.....2..162M NEATM
0.059 0.0400 0.0400 Masiero 2020PSJ.....1....5M NEATM
0.075 0.0850 0.0850 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
14.39 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
42.471 2 Synodic Erasmus 2020ApJS..247...13E Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B B 0.5150 0.5150 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT