1999 RM181
1999RM181, 1998 EF16, 1998EF16, 42894, J98E16F, J99RI1M
All data for this body: [vot]
MPC data
| Name (number) |
1999 RM181 (42894) |
| a |
2.22427 |
| e |
0.16250 |
| i / sin(i) |
1.7104 /
0.02985
|
| q |
1.86282
|
| Q |
2.58572
|
| ω |
124.4232 |
| Node |
136.2456 |
| m |
335.8273 |
| n |
0.2971 |
| Epoch |
2460800.5 |
| nobs |
2159 |
| nopp |
20 |
| Years observed |
1998-2025 |
| rms |
0.70 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.224 |
|
| ep |
0.159 |
|
| sin(ip) |
0.027 |
|
| G |
0.150 |
|
| H |
15.630 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
3.700 |
| Period quality |
|
| Spectral Class |
S |
| Spectral Class Score |
5.754 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.2245 |
0.1586 |
0.0266 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
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 |
| 15.63 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Periods
| Value |
Quality |
Side real or Synodic |
Author |
Reference |
Method |
| 3.72 |
|
Synodic |
Erasmus |
2019ApJS..242...15E |
Lightcurve |
Spectral Class Data
| Class 1 |
Class 2 |
Probability of Class 1 |
Probability of Class 2 |
Taxonomy |
Wavelength |
Author |
Reference |
Method |
| S |
|
0.959000 |
|
Bus-DeMeo |
VIS |
Erasmus |
2019ApJS..242...15E |
PHOT |