1999 SM4

1999SM4, 70412, J99S04M

All data for this body: [vot]

MPC data
Name (number) 1999 SM4 (70412)
a 2.56094
e 0.15191
i / sin(i) 15.1576 / 0.26148
q 2.17190
Q 2.94998
ω 320.7540
Node 6.4777
m 121.4517
n 0.2405
Epoch 2460800.5
nobs 1020
nopp 20
Years observed 1999-2025
rms 0.78
Best values
[raw, vot]

Value Standard error
Parent Maria (170)
 
ap 2.560
ep 0.109
sin(ip) 0.259
G 0.150
H 15.540
Mass
D
pV
Value
Rotational Period 635.960
Period quality 2
Spectral Class S
Spectral Class Score 11.052
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
170 Maria 0 Maria Novakovic 2019EPSC...13.1671N HCM
170 Maria 506 Maria 0.0300 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5597 0.1090 0.2588 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
15.54 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
635.967 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
S 0.36 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.2999 0.5340 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.6562 0.5340 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.7659 0.5340 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V S 0.6646 0.5340 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT