1999 TG17

1999TG17, 2001 DJ21, 2001DJ21, 42931, J99T17G, K01D21J

All data for this body: [vot]

MPC data
Name (number) 1999 TG17 (42931)
a 2.60540
e 0.18239
i / sin(i) 9.2891 / 0.16142
q 2.13019
Q 3.08060
ω 300.7586
Node 68.2373
m 63.2608
n 0.2344
Epoch 2460800.5
nobs 2474
nopp 21
Years observed 1993-2025
rms 0.70
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.604
ep 0.147
sin(ip) 0.146
G 0.150
H 14.300
Mass
D 8.36 0.212
pV 0.051 0.0075
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6040 0.1471 0.1459 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.62 0.500 0.500 Usui 2011PASJ...63.1117U NEATM
11.03 2.210 2.210 Ali-Lagoa 2018A&A...612A..85A NEATM
6.63 1.650 1.650 Nugent 2016AJ....152...63N NEATM
7.57 2.250 2.250 Masiero 2017AJ....154..168M NEATM
7.85 0.241 0.241 Masiero 2011ApJ...741...68M NEATM
8.19 1.880 1.880 Masiero 2021PSJ.....2..162M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.033 0.0130 0.0130 Ali-Lagoa 2018A&A...612A..85A NEATM
0.059 0.0210 0.0330 Masiero 2021PSJ.....2..162M NEATM
0.060 0.0100 0.0100 Masiero 2011ApJ...741...68M NEATM
0.070 0.0600 0.0600 Nugent 2016AJ....152...63N NEATM
0.104 0.0745 0.0745 Masiero 2017AJ....154..168M 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
14.30 MPC-2023-12-04 MPC-2023-12-04 Phot