1990 QD2
1990QD2, 07759, 1972 RT1, 1972RT1, 1972 TO8, 1972TO8, J72R01T, J72T08O, J90Q02D
All data for this body: [vot]
MPC data
| Name (number) |
1990 QD2 (7759) |
| a |
2.35646 |
| e |
0.21134 |
| i / sin(i) |
1.7555 /
0.03063
|
| q |
1.85844
|
| Q |
2.85448
|
| ω |
198.5632 |
| Node |
118.3013 |
| m |
225.3021 |
| n |
0.2725 |
| Epoch |
2460800.5 |
| nobs |
3685 |
| nopp |
28 |
| Years observed |
1971-2025 |
| rms |
0.71 |
Best values
|
Value |
Standard error |
| Parent |
Euterpe (27) |
|
| |
|
|
| ap |
2.358 |
|
| ep |
0.176 |
|
| sin(ip) |
0.017 |
|
| G |
0.150 |
|
| H |
13.970 |
|
| Mass |
|
|
| D |
4.96 |
0.245 |
| pV |
0.261 |
0.0349 |
|
Value |
| Rotational Period |
3.570 |
| Period quality |
3 |
| Spectral Class |
S |
| Spectral Class Score |
17.791 |
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 27 |
Euterpe |
410 |
Euterpe |
0.4000 |
Nesvorny |
doi.org/10.26033/6cg5-pt13 |
HCM-2020-08-14 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3576 |
0.1758 |
0.0170 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 4.96 |
0.245 |
0.245 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.261 |
0.0349 |
0.0349 |
Masiero |
2011ApJ...741...68M |
NEATM |
G data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.15 |
|
|
MPC-2023-12-94 |
MPC-2023-12-94 |
Phot |
H data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 13.97 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Periods
| Value |
Quality |
Side real or Synodic |
Author |
Reference |
Method |
| 3.571 |
3 |
Synodic |
Warner |
2015MPBu...42..188W |
Lightcurve |