Birch
03924, 1968 DC, 1968DC, 1973 FC1, 1973FC1, 1975 TG, 1975TG, 1977 CU, 1977CU, 1977 EB, 1977EB, 1978 LF, 1978LF, 1980 XH3, 1980XH3, 1984 SF5, 1984SF5, J68D00C, J73F01C, J75T00G, J77C00U, J77E00B, J78L00F, J80X03H, J84S05F
All data for this body: [vot]
MPC data
Name (number) |
Birch (3924) |
a |
2.69867 |
e |
0.11127 |
i / sin(i) |
6.7006 /
0.11668
|
q |
2.39839
|
Q |
2.99894
|
ω |
96.1814 |
Node |
331.5740 |
m |
240.9912 |
n |
0.2223 |
Epoch |
2460200.5 |
nobs |
3917 |
nopp |
29 |
Years observed |
1955-2023 |
rms |
0.53 |
Best values
|
Value |
Standard error |
Parent |
|
|
|
|
|
ap |
2.700 |
|
ep |
0.095 |
|
sin(ip) |
0.129 |
|
|
Value |
Standard error |
G |
0.150 |
|
H |
12.460 |
|
Mass |
|
|
D |
16.48 |
0.206 |
pV |
0.083 |
0.0082 |
Rotational Period |
18.740 |
Proper elements data
ap |
ep |
sin(ip) |
Author |
Reference |
Method |
2.6998 |
0.0951 |
0.1291 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
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 |
12.46 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Period data
Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
18.50 |
|
|
Behrend |
LCDB |
Lightcurve |
18.67 |
|
|
Durech |
2019A&A...631A...2D |
Model |
18.74 |
|
|
Behrend |
LCDB |
Lightcurve |