1998 RW4

1998RW4, 2000 GR156, 2000GR156, 66064, J98R04W, K00GF6R

All data for this body: [vot]

MPC data
Name (number) 1998 RW4 (66064)
a 1.96204
e 0.08842
i / sin(i) 22.5717 / 0.38384
q 1.78856
Q 2.13552
ω 175.3470
Node 177.8387
m 255.9409
n 0.3586
Epoch 2460800.5
nobs 1692
nopp 17
Years observed 1987-2025
rms 0.80
Best values
[raw, vot]

Value Standard error
Parent Hungaria (434)
 
ap 1.962
ep 0.088
sin(ip) 0.351
G 0.150
H 16.360
Mass
D
pV
Value
Rotational Period 22.768
Period quality 2
Spectral Class X
Spectral Class Score 6.772
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
434 Hungaria 0 Hungaria Novakovic 2019EPSC...13.1671N HCM
434 Hungaria 3 Hungaria 0.3600 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
1.9619 0.0881 0.3507 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
16.36 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
22.7682 2 Synodic Pal 2020ApJS..247...26P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
X DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C X 0.1675 0.4220 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X 0.60 Bus VIS Carvano 2010A&A...510A..43C PHOT
X X 0.5954 0.4220 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT