1999 SG3

1999SG3, 44700, J99S03G

All data for this body: [vot]

MPC data
Name (number) 1999 SG3 (44700)
a 2.32013
e 0.22340
i / sin(i) 22.2172 / 0.37812
q 1.80182
Q 2.83845
ω 109.3798
Node 259.0230
m 85.7401
n 0.2789
Epoch 2460800.5
nobs 3250
nopp 22
Years observed 1953-2025
rms 0.64
Best values
[raw, vot]

Value Standard error
Parent Phocaea (25)
 
ap 2.320
ep 0.180
sin(ip) 0.394
G 0.150
H 13.890
Mass
D 10.16 0.163
pV 0.053 0.0063
Value
Rotational Period 17.883
Period quality 2
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
25 Phocaea 0 Phocaea Novakovic 2019EPSC...13.1671N HCM
25 Phocaea 701 Phocaea -0.7300 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3199 0.1800 0.3935 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.19 0.170 0.170 Usui 2011PASJ...63.1117U NEATM
10.19 1.020 1.020 Ali-Lagoa 2018A&A...612A..85A NEATM
10.26 2.712 2.712 Masiero 2017AJ....154..168M NEATM
11.17 4.600 4.600 Masiero 2012ApJ...759L...8M NEATM
8.72 2.030 2.030 Masiero 2020PSJ.....1....5M NEATM
9.06 2.730 2.730 Masiero 2021PSJ.....2..162M NEATM
9.41 2.360 2.360 Masiero 2021PSJ.....2..162M NEATM
9.70 0.970 0.970 Ali-Lagoa 2018A&A...612A..85A NEATM
9.72 2.980 2.980 Masiero 2020PSJ.....1....5M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.043 0.0160 0.0240 Masiero 2021PSJ.....2..162M NEATM
0.044 0.0380 0.0380 Masiero 2012ApJ...759L...8M NEATM
0.051 0.0274 0.0274 Masiero 2017AJ....154..168M NEATM
0.052 0.0100 0.0100 Ali-Lagoa 2018A&A...612A..85A NEATM
0.053 0.0280 0.0280 Masiero 2020PSJ.....1....5M NEATM
0.056 0.0400 0.0400 Masiero 2020PSJ.....1....5M NEATM
0.057 0.0110 0.0110 Ali-Lagoa 2018A&A...612A..85A NEATM
0.067 0.0280 0.0470 Masiero 2021PSJ.....2..162M 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
13.89 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
17.6179 2 Sidereal Durech 2023A&A...675A..24D Model
17.8838 2 Synodic Pal 2020ApJS..247...26P Lightcurve