1998 JR1

1998JR1, 1999 RW225, 1999RW225, 44165, J98J01R, J99RM5W

All data for this body: [vot]

MPC data
Name (number) 1998 JR1 (44165)
a 2.35364
e 0.08785
i / sin(i) 11.5047 / 0.19945
q 2.14687
Q 2.56040
ω 234.4753
Node 214.0773
m 299.9316
n 0.2730
Epoch 2460800.5
nobs 2440
nopp 20
Years observed 1998-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.354
ep 0.134
sin(ip) 0.211
G 0.150
H 14.990
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 8.967
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3541 0.1343 0.2109 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
14.99 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
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.69 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.9311 0.9311 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT