Asteroids

2007FT3 help

Last update: 2025-03-29 00:36 UTC

Orbital Properties

Epoch

60800.0

MJD

Orbit type

Apollo

Perihelion (q)

0.782

Aphelion (Q)

1.477

Eccentricity (e)

0.308

Inclination (i)

26.9

deg

Orbit period (P)

438.3

Earth MOID

0.01409

U parameter

9.0

Next Earth close approach

Date

2031-03-30

Nominal distance (from Earth center)

0.14289

21375547

Maximum Brightness

18.7

mag

Risk

Object is in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

20.2

mag

Diameter

240 - 500*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2007-03-20

Observatory

Mt. Lemmon Survey

ORBIT VISUALISATION TOOLS

External links

Proper elements

Epoch

Near present day

Near middle of observation arc

Orbit properties

Epoch
Semimajor Axis
Eccentricity (e)
Inclination (i)
Long. of Ascending Node (Ω)
Arg. of Perihelion (ω)
Mean Anomaly (M)
Perihelion distance
Aphelion distance
Asc. Node-Earth Sep.
Desc. Node-Earth Sep.
MOID
Orbit Period
U parameter

Value

1-sigma variation

Unit

Epoch

Value

60800.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.129235

1-sigma variation

0.010069

Unit

Eccentricity (e)

Value

0.307788

1-sigma variation

0.005620

Unit

Inclination (i)

Value

26.8583

1-sigma variation

0.4351

Unit

Long. of Ascending Node (Ω)

Value

9.8159

1-sigma variation

0.1463

Unit

Arg. of Perihelion (ω)

Value

277.3831

1-sigma variation

1.5044

Unit

Mean Anomaly (M)

Value

334.31833

1-sigma variation

114.46400

Unit

Perihelion distance

Value

0.781671

1-sigma variation

Unit

Aphelion distance

Value

1.476800

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.017026

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.065335

1-sigma variation

Unit

MOID

Value

0.014088

1-sigma variation

Unit

Orbit Period

Value

438.3035

1-sigma variation

Unit

U parameter

Value

9.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.01379E-4	5.26514E-5	4.16361E-3	1.43755E-3	-1.49242E-2	-1.15251E0
e	5.26514E-5	3.15803E-5	2.44056E-3	8.12101E-4	-7.22087E-3	-5.98298E-1
i	4.16361E-3	2.44056E-3	1.89271E-1	6.33424E-2	-5.78120E-1	-4.73161E1
Ω	1.43755E-3	8.12101E-4	6.33424E-2	2.13976E-2	-2.03426E-1	-1.63385E1
ω	-1.49242E-2	-7.22087E-3	-5.78120E-1	-2.03426E-1	2.26333E0	1.69695E2
M	-1.15251E0	-5.98298E-1	-4.73161E1	-1.63385E1	1.69695E2	1.31021E4

Date of computation: 2025-03-29 00:36 UTC

Note: The ASCII file is in a format suitable for Orbfit input.

Download ASCII file:

Physical properties

Rotation Period
Quality
Amplitude
Rotation Direction
Spinvector L
Spinvector B

Rotational properties

Value

Unit

Source

Rotation Period

Value

Unit

Source

[-]

Quality

Value

Unit

Source

[-]

Amplitude

Value

Unit

mag

Source

[-]

Rotation Direction

Value

Unit

Source

[-]

Spinvector L

Value

Unit

Source

[-]

Spinvector B

Value

Unit

Source

[-]

Taxonomy
Taxonomy (all)

Taxonomy

Value

Unit

Source

Taxonomy

Value

Unit

Source

[-]

Taxonomy (all)

Value

Unit

Source

[-]

Absolute Magnitude (H)
Slope Parameter (G)

H / G

Value

Unit

Source

Absolute Magnitude (H)

Value

20.185

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.05 - 0.25

Unit

Source

[2]

Diameter

Value

240 - 500*

Unit

Source

[2]

Color Index Information

Color Index Information

Value

Unit

Source

Color Index Information

Value

Unit

mag

Source

[-]

Sightings

Sightings

Value

Unit

Source

Sightings

Value

Unit

Source

[-]

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Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	Estimation	Estimated from absolute magnitude

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

Unit

Source

[1]

Unobserved

Value

6629

Unit

Source

[1]

Normalized RMS of residuals

Value

0.415858

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2007-03-20.45448

Unit

Source

[2]

Last Observation

Value

2007-03-21.68686

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

14 (0)

Unit

Source

[1]

Radar Summary

First Observation
Last Observation
Delay (Discarded)
Doppler (Discarded)
Total Optical Observations (Discarded)

Radar

Value

Unit

Source

First Observation

Value

Unit

Source

[-]

Last Observation

Value

Unit

Source

[-]

Delay (Discarded)

Value

0 (0)

Unit

Source

[-]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[-]

Total Radar Observations (Discarded)

Value

0 (0)

Unit

Source

[-]

Note: The ASCII file is in a format suitable for Orbfit input.

Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	MPC	Minor Planet Center: https://www.minorplanetcenter.net

Computation parameters

As seen from:

Initial Date: *

Final Date: *

Output option:

One line per time step

Time step:*

* - these fields are required

Close Approaches for 2007FT3 from 1950 to 2125

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possible distance in au	Distance uncert. in au
EARTH	1954-10-10 10:44	> 1 mo	0.1483818	0.0090652	1.1365626
EARTH	1960-10-09 17:20	> 1 mo	0.1425688	0.0087950	1.9658931
EARTH	1966-10-10 05:47	> 1 mo	0.1424786	0.0090149	2.5846833
EARTH	1972-10-09 21:04	> 1 mo	0.1448729	0.0091978	2.9394371
EARTH	1978-10-10 18:33	> 1 mo	0.1530684	0.0098464	2.9697511
EARTH	1984-10-10 16:01	> 1 mo	0.1611026	0.0101306	2.7403933
EARTH	1989-03-28 09:48	> 1 mo	0.1900171	0.0494020	2.2553182
EARTH	1990-10-11 16:46	> 1 mo	0.1726046	0.0107269	2.2373719
EARTH	1995-03-29 08:30	> 1 mo	0.1788195	0.0498102	1.6267581
EARTH	1996-10-11 17:33	> 1 mo	0.1840165	0.0107807	1.5418347
EARTH	2001-03-29 06:27	> 1 w	0.1681905	0.0499734	0.8449899
EARTH	2002-10-12 19:51	> 1 w	0.1965643	0.0091594	0.6963443
EARTH	2007-03-30 03:54	49.8	0.1577443	0.1475780	0.0033888
EARTH	2013-03-29 23:18	> 1 w	0.1500804	0.0509688	0.8303946
EARTH	2019-03-30 16:59	> 1 mo	0.1445349	0.0511796	1.5851231
EARTH	2025-03-30 07:28	> 1 mo	0.1427845	0.0512694	2.1826155
EARTH	2031-03-30 19:57	> 1 mo	0.1428867	0.0515200	2.6071566
EARTH	2037-03-30 05:09	> 1 mo	0.1472756	0.0515548	2.7875368
EARTH	2043-03-30 12:33	> 1 mo	0.1539183	0.0515663	2.7347056
EARTH	2049-03-29 17:37	> 1 mo	0.1636520	0.0513627	2.4270967
EARTH	2050-10-13 04:00	> 1 mo	0.1970674	0.0157796	2.4226408
EARTH	2055-03-29 22:30	> 1 mo	0.1731938	0.0512086	1.9258230
EARTH	2056-10-12 04:45	> 1 mo	0.1855994	0.0148740	1.8456251
EARTH	2061-03-29 01:35	> 1 mo	0.1847520	0.0503491	1.2403949
EARTH	2062-10-12 05:28	> 1 mo	0.1741333	0.0136686	1.0820498
EARTH	2067-03-29 05:36	> 1 w	0.1951766	0.0463740	0.4428835
EARTH	2068-10-11 06:35	> 1 w	0.1630389	0.0069865	0.2255992
EARTH	2074-10-11 09:25	> 1 w	0.1540758	0.0170861	0.6522452
EARTH	2080-10-10 14:50	> 1 mo	0.1472161	0.0152991	1.4812615
EARTH	2086-10-10 23:53	> 1 mo	0.1439552	0.0149618	2.1505276
EARTH	2092-10-10 13:08	> 1 mo	0.1441371	0.0149341	2.6095149
EARTH	2098-10-11 06:02	> 1 mo	0.1481204	0.0152451	2.7761486
EARTH	2104-10-12 02:52	> 1 mo	0.1555954	0.0157006	2.7165834
EARTH	2109-03-29 22:26	> 1 mo	0.1992136	0.0541895	2.3255679
EARTH	2110-10-13 02:02	> 1 mo	0.1654490	0.0164573	2.3673023
EARTH	2115-03-30 20:36	> 1 mo	0.1882602	0.0544360	1.8350077
EARTH	2116-10-13 03:39	> 1 mo	0.1770921	0.0172519	1.8128896
EARTH	2121-03-30 17:57	> 1 mo	0.1780783	0.0543244	1.1820048
EARTH	2122-10-14 05:01	> 1 mo	0.1886537	0.0179347	1.0912587

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
66.11362577	269.43071662	0.01408807	MINIMUM
284.56721129	90.15028268	0.05219983	MINIMUM
355.25519298	178.51506486	0.47556724	SADDLE
175.33000520	2.02086842	0.74412337	SADDLE
357.91825271	2.70925008	1.71822714	SADDLE
182.40673968	187.70056362	2.42860838	MAXIMUM

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MOID Plots

Click on the images to zoom-in and zoom-out

Level lines of the squared distance function

2007FT3

Date in UTC	MJD	σ	σ_imp	Distance ± Width in RE	Stretching in RE/σ	IP	Exp. energy	PS
2046-10-03.490	68621.490	0.799	0.346	1.19 ± 47.511	4.79E5	3.12E-10	8.47E-7	-6.58
2046-10-03.510	68621.510	0.785	0.211	1.20 ± 56.683	1.30E5	4.17E-8	1.13E-4	-4.46
2051-10-03.767	70447.767	0.805	0.190	1.19 ± 45.087	7.50E6	8.18E-10	2.22E-6	-6.25
2062-10-03.536	74465.536	0.807	0.198	1.20 ± 43.434	2.13E6	2.72E-9	7.38E-6	-5.88
2062-10-03.567	74465.567	0.787	0.010	1.20 ± 58.445	9.49E6	9.47E-10	2.57E-6	-6.34
2069-10-03.447	77022.447	0.645	0.865	0.28 ± 8.383	6.66E6	6.36E-10	1.70E-6	-6.59
2073-10-03.293	78483.293	0.826	0.335	1.19 ± 43.082	1.32E5	1.94E-9	5.30E-6	-6.14
2073-10-03.317	78483.317	0.798	0.093	1.19 ± 43.338	2.13E7	4.29E-10	1.17E-6	-6.79
2073-10-03.330	78483.330	0.788	0.000	0.92 ± 56.233	4.35E6	2.14E-9	5.93E-6	-6.09
2074-10-03.538	78848.538	0.799	0.216	1.20 ± 44.703	4.80E7	1.02E-10	2.77E-7	-7.43
2074-10-03.560	78848.560	0.784	0.061	1.19 ± 44.981	1.68E7	5.33E-10	1.44E-6	-6.71
2074-10-03.560	78848.560	0.802	0.090	1.20 ± 46.100	1.14E7	7.52E-10	2.05E-6	-6.56
2078-10-03.599	80309.599	0.807	0.032	1.20 ± 45.486	3.98E7	2.19E-10	5.95E-7	-7.13
2078-10-03.606	80309.606	0.805	0.002	1.20 ± 56.614	8.03E6	1.14E-9	3.10E-6	-6.41
2084-10-03.097	82501.097	0.798	0.094	1.19 ± 45.740	6.42E6	1.41E-9	3.83E-6	-6.36
2084-10-03.102	82501.102	0.788	0.019	1.20 ± 44.275	1.04E8	8.76E-11	2.38E-7	-7.57
2084-10-03.109	82501.109	0.790	0.017	1.20 ± 58.447	1.30E6	6.98E-9	1.89E-5	-5.67
2088-10-03.107	83962.107	0.804	0.101	1.20 ± 44.283	2.68E7	3.32E-10	9.02E-7	-7.01
2089-10-03.366	84327.366	0.816	0.061	1.00 ± 38.931	1.29E6	4.37E-9	1.19E-5	-5.90
2089-10-03.379	84327.379	0.799	0.024	1.20 ± 44.219	5.64E7	1.57E-10	4.26E-7	-7.35
2089-10-03.397	84327.397	0.787	0.133	1.19 ± 44.157	1.21E7	6.58E-10	1.78E-6	-6.72
2093-10-03.207	85788.207	0.931	1.296	1.19 ± 46.299	3.39E6	1.67E-11	4.59E-8	-8.34
2093-10-03.382	85788.382	0.785	0.039	1.20 ± 50.639	1.06E8	7.27E-11	1.97E-7	-7.71
2094-10-03.648	86153.648	0.805	0.029	1.19 ± 56.123	7.06E6	1.23E-9	3.34E-6	-6.48
2095-10-03.869	86518.869	0.790	0.105	1.20 ± 46.658	1.32E7	6.28E-10	1.70E-6	-6.78
2095-10-03.883	86518.883	0.797	0.033	1.20 ± 57.063	2.51E6	3.77E-9	1.02E-5	-6.00
2095-10-03.888	86518.888	0.793	0.000	1.00 ± 51.276	8.24E5	1.23E-8	3.42E-5	-5.48
2096-10-03.126	86884.126	0.801	0.000	0.47 ± 55.559	1.36E7	6.85E-10	1.90E-6	-6.74
2096-10-03.159	86884.159	0.783	0.181	1.20 ± 44.413	1.19E7	5.01E-10	1.36E-6	-6.89
2098-10-03.574	87614.574	0.843	0.279	1.16 ± 43.246	6.09E6	9.69E-11	2.64E-7	-7.61
2100-10-04.132	88345.132	0.812	0.087	1.19 ± 44.004	2.10E6	4.06E-9	1.10E-5	-6.00
2102-10-04.631	89075.631	0.802	0.037	1.20 ± 44.390	4.77E7	1.90E-10	5.16E-7	-7.34
2106-10-04.642	90536.642	0.797	0.006	1.20 ± 57.340	1.44E7	6.31E-10	1.71E-6	-6.84
2106-10-04.649	90536.649	0.794	0.041	1.21 ± 47.894	4.99E6	1.70E-9	4.62E-6	-6.41
2107-10-04.903	90901.903	0.800	0.000	0.99 ± 56.919	1.32E7	6.90E-10	1.92E-6	-6.80
2107-10-04.911	90901.911	0.801	0.032	1.20 ± 53.328	4.72E6	2.02E-9	5.48E-6	-6.34
2107-10-04.928	90901.928	0.783	0.155	1.21 ± 44.012	1.01E7	7.35E-10	1.99E-6	-6.78
2111-10-04.896	92362.896	0.812	0.091	1.20 ± 44.157	5.46E7	1.53E-10	4.16E-7	-7.48
2111-10-04.920	92362.920	0.789	0.029	1.20 ± 56.960	9.03E6	1.03E-9	2.81E-6	-6.65
2113-10-04.418	93093.418	0.799	0.035	1.20 ± 45.538	1.14E8	7.52E-11	2.04E-7	-7.80
2113-10-04.441	93093.441	0.784	0.185	1.14 ± 44.971	4.25E7	1.28E-10	3.48E-7	-7.57
2114-10-04.626	93458.626	0.845	0.180	1.19 ± 55.668	2.50E7	2.73E-10	7.44E-7	-7.24
2116-10-04.199	94189.199	0.814	0.097	1.20 ± 44.133	5.44E6	1.76E-9	4.79E-6	-6.44
2118-10-04.681	94919.681	0.800	0.055	1.20 ± 55.456	2.27E6	3.83E-9	1.04E-5	-6.11
2118-10-04.710	94919.710	0.783	0.235	1.20 ± 44.820	2.50E6	1.29E-9	3.49E-6	-6.59
2118-10-04.711	94919.711	0.780	0.268	1.20 ± 43.366	2.34E6	5.43E-10	1.47E-6	-6.96
2118-10-04.717	94919.717	0.778	0.296	1.20 ± 44.918	2.31E6	2.52E-10	6.84E-7	-7.30


Based on 14 optical observations (of which 0 are rejected as outliers) from 2007/03/20.454 to 2007/03/21.687.
Coordinates are given on the Target Plane.
Unit is one Earth radius, but impact cross section has radius between 1.20 and 1.20 Earth radii.
Coordinates for LOV = EQU scaled= 1 second= F.
AstOD software version= 4.0, Date of computation=20250305 082410.673 UTC.

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