Eureka

05261, 1990 MB, 1990MB, J90M00B

All data for this body: [vot]

MPC data
Name (number) Eureka (5261)
a 1.52348
e 0.06480
i / sin(i) 20.2826 / 0.34665
q 1.42476
Q 1.62220
ω 95.4671
Node 245.0189
m 172.8217
n 0.5241
Epoch 2460200.5
nobs 1862
nopp 17
Years observed 1982-2023
rms 0.60
Best values
[raw, vot]

Value Standard error
Parent
 
ap
ep
sin(ip)
Value Standard error
G 0.150
H 16.130
Mass
D 1.92 0.187
pV 0.128 0.0249
Rotational Period 2.690
Diameter data
[raw, vot]


Value Uncertainty up Uncertainty down Author Reference Method
1.56 0.300 0.300 Nugent 2016AJ....152...63N NEATM
2.00 0.300 0.300 Ali-Lagoa 2017A&A...603A..55A NEATM
2.40 0.400 0.400 Ali-Lagoa 2017A&A...603A..55A NEATM
Albedo data
[raw, vot]


Value Uncertainty up Uncertainty down Author Reference Method
0.110 0.0300 0.0300 Ali-Lagoa 2017A&A...603A..55A NEATM
0.160 0.0500 0.0500 Ali-Lagoa 2017A&A...603A..55A NEATM
0.200 0.1000 0.1000 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
16.13 MPC-2023-12-04 MPC-2023-12-04 Phot
Period data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.69 Koehn 2014MPBu...41..286K Lightcurve
6.00 Rivkin 2003Icar..165..349R Lightcurve