1999 JG18
1999JG18, 1976 JG10, 1976JG10, 1978 UP7, 1978UP7, 1980 BT1, 1980BT1, 29915, J76J10G, J78U07P, J80B01T, J99J18G
All data for this body: [vot]
MPC data
| Name (number) |
1999 JG18 (29915) |
| a |
2.77716 |
| e |
0.17731 |
| i / sin(i) |
8.8304 /
0.15351
|
| q |
2.28473
|
| Q |
3.26958
|
| ω |
135.1860 |
| Node |
20.9354 |
| m |
262.3699 |
| n |
0.2130 |
| Epoch |
2460800.5 |
| nobs |
2453 |
| nopp |
22 |
| Years observed |
1976-2024 |
| rms |
0.75 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.777 |
|
| ep |
0.218 |
|
| sin(ip) |
0.149 |
|
| G |
0.150 |
|
| H |
14.140 |
|
| Mass |
|
|
| D |
10.21 |
0.277 |
| pV |
0.068 |
0.0105 |
|
Value |
| Rotational Period |
3.000 |
| Period quality |
1 |
| Spectral Class |
C |
| Spectral Class Score |
5.994 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.7767 |
0.2180 |
0.1487 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 10.21 |
0.277 |
0.277 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.068 |
0.0105 |
0.0105 |
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 |
| 14.14 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Periods
| Value |
Quality |
Side real or Synodic |
Author |
Reference |
Method |
| 3.7 |
1 |
Synodic |
Behrend |
LCDB |
Lightcurve |
Spectral Class Data
| Class 1 |
Class 2 |
Probability of Class 1 |
Probability of Class 2 |
Taxonomy |
Wavelength |
Author |
Reference |
Method |
| C |
|
0.999 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |
| Ds |
Ds |
None |
None |
Movis |
NIR |
Popescu |
2018A&A...617A..12P |
PHOT |