Spadolini

15381, 1989 EQ4, 1989EQ4, 1997 RB1, 1997RB1, J89E04Q, J97R01B

All data for this body: [vot]

MPC data
Name (number) Spadolini (15381)
a 2.28359
e 0.13100
i / sin(i) 4.5771 / 0.07980
q 1.98443
Q 2.58275
ω 13.2885
Node 271.8210
m 45.0414
n 0.2856
Epoch 2460800.5
nobs 2618
nopp 23
Years observed 1988-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.284
ep 0.111
sin(ip) 0.091
G 0.150
H 14.790
Mass
D 3.03 0.172
pV 0.305 0.0572
Value
Rotational Period
Period quality None
Spectral Class V
Spectral Class Score 18.002
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2840 0.1106 0.0912 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.03 0.172 0.172 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.305 0.0572 0.0572 Masiero 2011ApJ...741...68M 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
14.79 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
V DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
V 0.440 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
V 0.71 Bus VIS Carvano 2010A&A...510A..43C PHOT
V V 0.9940 0.9950 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V V 0.9964 0.9950 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT