2004 BT91
2004BT91, 2009 AB35, 2009AB35, K04B91T, K09A35B, O4982
All data for this body: [vot]
MPC data
| Name (number) |
2004 BT91 (244982) |
| a |
3.04589 |
| e |
0.11182 |
| i / sin(i) |
9.6801 /
0.16815
|
| q |
2.70530
|
| Q |
3.38648
|
| ω |
259.6723 |
| Node |
271.5643 |
| m |
332.7173 |
| n |
0.1854 |
| Epoch |
2460800.5 |
| nobs |
627 |
| nopp |
17 |
| Years observed |
2001-2025 |
| rms |
0.78 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.042 |
|
| ep |
0.149 |
|
| sin(ip) |
0.193 |
|
| G |
0.150 |
|
| H |
15.500 |
|
| Mass |
|
|
| D |
3.10 |
1.164 |
| pV |
0.116 |
0.0701 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
1.952 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.0422 |
0.1486 |
0.1933 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 3.10 |
1.164 |
1.164 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.116 |
0.0701 |
0.0701 |
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 |
| 15.50 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Spectral Class Data
| Class 1 |
Class 2 |
Probability of Class 1 |
Probability of Class 2 |
Taxonomy |
Wavelength |
Author |
Reference |
Method |
| S |
S |
0.3253 |
0.3253 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |