Birch
03924, 1968DC, 1973FC1, 1975TG, 1977CU, 1977EB, 1978LF, 1980XH3, 1984SF5, J68D00C, J73F01C, J75T00G, J77C00U, J77E00B, J78L00F, J80X03H, J84S05FAll data for this body: [vot]
MPC data
Name (number) | Birch (3924) |
---|---|
Packed designation | 03924 |
a | 2.70018 |
e | 0.11065 |
i / sin(i) | 6.7003 / 0.11668 |
q | 2.40140 |
Q | 2.99897 |
ω | 96.1670 |
Node | 331.5901 |
m | 107.6600 |
n | 0.2221 |
Epoch | 2459600.5 |
nobs | 2904 |
---|---|
nopp | 28 |
Years observed | 1955-2022 |
rms | 0.58 |
Proper elements data
ap | ep | sin(ip) | Author | Reference | Method |
---|---|---|---|---|---|
2.6998 | 0.0951 | 0.1291 | Novakovic_Radovic_Todovic | 2003A&A...403.1165K | Numeric-Jan-2022 |
Diameter data
Value | Uncertainty up | Uncertainty down | Author | Reference | Method |
---|---|---|---|---|---|
14.90 | 4.010 | 4.010 | Nugent | 2016AJ....152...63N | NEATM |
14.91 | 4.927 | 4.927 | Masiero | 2017AJ....154..168M | NEATM |
15.03 | 0.540 | 0.540 | Masiero | 2012ApJ...759L...8M | NEATM |
15.17 | 4.100 | 4.100 | Masiero | 2021PSJ.....2..162M | NEATM |
15.57 | 3.110 | 3.110 | Ali-Lagoa | 2018A&A...612A..85A | NEATM |
16.53 | 0.490 | 0.490 | Usui | 2011PASJ...63.1117U | NEATM |
16.80 | 1.680 | 1.680 | Ali-Lagoa | 2018A&A...612A..85A | NEATM |
16.81 | 0.256 | 0.256 | Masiero | 2011ApJ...741...68M | NEATM |
Albedo data
Value | Uncertainty up | Uncertainty down | Author | Reference | Method |
---|---|---|---|---|---|
0.065 | 0.0250 | 0.0400 | Masiero | 2021PSJ.....2..162M | NEATM |
0.078 | 0.0160 | 0.0160 | Ali-Lagoa | 2018A&A...612A..85A | NEATM |
0.080 | 0.0124 | 0.0124 | Masiero | 2011ApJ...741...68M | NEATM |
0.080 | 0.0600 | 0.0600 | Nugent | 2016AJ....152...63N | NEATM |
0.091 | 0.0360 | 0.0360 | Ali-Lagoa | 2018A&A...612A..85A | NEATM |
0.103 | 0.0200 | 0.0200 | Masiero | 2012ApJ...759L...8M | NEATM |
0.139 | 0.0945 | 0.0945 | Masiero | 2017AJ....154..168M | NEATM |
G data
Value | Uncertainty up | Uncertainty down | Author | Reference | Method |
---|---|---|---|---|---|
0.15 | MPC-2022-01-18 | MPC-2022-01-18 | Phot |
H data
Value | Uncertainty up | Uncertainty down | Author | Reference | Method |
---|---|---|---|---|---|
12.43 | MPC-2022-01-18 | MPC-2022-01-18 | Phot |