Asteroids

2007FT3 help

Last update: 2025-09-10 00:30 UTC

Orbital Properties

Epoch

61000.0

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

0.01460

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

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

61000.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.129270

1-sigma variation

0.009657

Unit

Eccentricity (e)

Value

0.307760

1-sigma variation

0.005711

Unit

Inclination (i)

Value

26.8578

1-sigma variation

0.4302

Unit

Long. of Ascending Node (Ω)

Value

9.8118

1-sigma variation

0.1667

Unit

Arg. of Perihelion (ω)

Value

277.3958

1-sigma variation

1.6230

Unit

Mean Anomaly (M)

Value

138.58019

1-sigma variation

116.53900

Unit

Perihelion distance

Value

0.781726

1-sigma variation

Unit

Aphelion distance

Value

1.476815

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.017665

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.064393

1-sigma variation

Unit

MOID

Value

0.014600

1-sigma variation

Unit

Orbit Period

Value

438.3241

1-sigma variation

Unit

U parameter

Value

9.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	9.32492E-5	5.14464E-5	3.94415E-3	1.57985E-3	-1.54727E-2	-1.12537E0
e	5.14464E-5	3.26143E-5	2.45385E-3	9.36866E-4	-8.00493E-3	-6.20556E-1
i	3.94415E-3	2.45385E-3	1.85072E-1	7.11078E-2	-6.19545E-1	-4.75785E1
Ω	1.57985E-3	9.36866E-4	7.11078E-2	2.77727E-2	-2.53945E-1	-1.90613E1
ω	-1.54727E-2	-8.00493E-3	-6.19545E-1	-2.53945E-1	2.63412E0	1.86770E2
M	-1.12537E0	-6.20556E-1	-4.75785E1	-1.90613E1	1.86770E2	1.35814E4

Date of computation: 2025-09-10 00:30 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

20.186

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

6767

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	1.1365681
EARTH	1960-10-09 17:20	> 1 mo	0.1425688	0.0087949	1.9659025
EARTH	1966-10-10 05:47	> 1 mo	0.1424786	0.0090149	2.5846956
EARTH	1972-10-09 21:04	> 1 mo	0.1448729	0.0091978	2.9394511
EARTH	1978-10-10 18:33	> 1 mo	0.1530684	0.0098464	2.9697652
EARTH	1984-10-10 16:01	> 1 mo	0.1611026	0.0101306	2.7404063
EARTH	1989-03-28 09:48	> 1 mo	0.1900171	0.0494020	2.2553290
EARTH	1990-10-11 16:46	> 1 mo	0.1726046	0.0107269	2.2373826
EARTH	1995-03-29 08:30	> 1 mo	0.1788195	0.0498102	1.6267658
EARTH	1996-10-11 17:33	> 1 mo	0.1840165	0.0107807	1.5418420
EARTH	2001-03-29 06:27	> 1 w	0.1681905	0.0499734	0.8449940
EARTH	2002-10-12 19:51	> 1 w	0.1965643	0.0091594	0.6963476
EARTH	2007-03-30 03:54	49.8	0.1577443	0.1475779	0.0033888
EARTH	2013-03-29 23:18	> 1 w	0.1500804	0.0509688	0.8303985
EARTH	2019-03-30 16:59	> 1 mo	0.1445349	0.0511796	1.5851306
EARTH	2025-03-30 07:28	> 1 mo	0.1427845	0.0512694	2.1826259
EARTH	2031-03-30 19:57	> 1 mo	0.1428867	0.0515200	2.6071690
EARTH	2037-03-30 05:09	> 1 mo	0.1472756	0.0515548	2.7875501
EARTH	2043-03-30 12:33	> 1 mo	0.1539183	0.0515662	2.7347186
EARTH	2049-03-29 17:37	> 1 mo	0.1636520	0.0513627	2.4271082
EARTH	2050-10-13 04:00	> 1 mo	0.1970674	0.0157796	2.4226523
EARTH	2055-03-29 22:30	> 1 mo	0.1731938	0.0512086	1.9258321
EARTH	2056-10-12 04:45	> 1 mo	0.1855994	0.0148740	1.8456339
EARTH	2061-03-29 01:35	> 1 mo	0.1847520	0.0503491	1.2404008
EARTH	2062-10-12 05:28	> 1 mo	0.1741333	0.0136686	1.0820549
EARTH	2067-03-29 05:36	> 1 w	0.1951766	0.0463740	0.4428856
EARTH	2068-10-11 06:35	> 1 w	0.1630389	0.0069865	0.2256003
EARTH	2074-10-11 09:25	> 1 w	0.1540758	0.0170861	0.6522483
EARTH	2080-10-10 14:50	> 1 mo	0.1472161	0.0152991	1.4812686
EARTH	2086-10-10 23:53	> 1 mo	0.1439552	0.0149618	2.1505378
EARTH	2092-10-10 13:08	> 1 mo	0.1441371	0.0149341	2.6095273
EARTH	2098-10-11 06:02	> 1 mo	0.1481204	0.0152451	2.7761618
EARTH	2104-10-12 02:52	> 1 mo	0.1555954	0.0157006	2.7165963
EARTH	2109-03-29 22:26	> 1 mo	0.1992136	0.0541895	2.3255789
EARTH	2110-10-13 02:02	> 1 mo	0.1654490	0.0164572	2.3673136
EARTH	2115-03-30 20:36	> 1 mo	0.1882602	0.0544360	1.8350164
EARTH	2116-10-13 03:39	> 1 mo	0.1770921	0.0172519	1.8128983
EARTH	2121-03-30 17:57	> 1 mo	0.1780783	0.0543244	1.1820104
EARTH	2122-10-14 05:01	> 1 mo	0.1886537	0.0179346	1.0912639

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
66.11362577	269.43071662	0.01408807	MINIMUM
284.56721130	90.15028268	0.05219983	MINIMUM
355.25519298	178.51506486	0.47556724	SADDLE
175.33000521	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	IP	Impact energy	PS
2046-10-03.490	68621.490	0.799	0.346	1.19 ± 47.511	4.79E5	3.12E-10	2.71E3	-6.58
2046-10-03.510	68621.510	0.785	0.211	1.20 ± 56.683	1.30E5	4.17E-8	2.71E3	-4.46
2051-10-03.767	70447.767	0.805	0.190	1.19 ± 45.087	7.50E6	8.18E-10	2.71E3	-6.25
2062-10-03.536	74465.536	0.807	0.198	1.20 ± 43.434	2.13E6	2.72E-9	2.71E3	-5.88
2062-10-03.567	74465.567	0.787	0.010	1.20 ± 58.445	9.49E6	9.47E-10	2.71E3	-6.34
2069-10-03.447	77022.447	0.645	0.865	0.28 ± 8.383	6.66E6	6.36E-10	2.67E3	-6.59
2073-10-03.293	78483.293	0.826	0.335	1.19 ± 43.082	1.32E5	1.94E-9	2.73E3	-6.14
2073-10-03.317	78483.317	0.798	0.093	1.19 ± 43.338	2.13E7	4.29E-10	2.73E3	-6.79
2073-10-03.330	78483.330	0.788	0.000	0.92 ± 56.233	4.35E6	2.14E-9	2.77E3	-6.09
2074-10-03.538	78848.538	0.799	0.216	1.20 ± 44.703	4.80E7	1.02E-10	2.72E3	-7.43
2074-10-03.560	78848.560	0.784	0.061	1.19 ± 44.981	1.68E7	5.33E-10	2.70E3	-6.71
2074-10-03.560	78848.560	0.802	0.090	1.20 ± 46.100	1.14E7	7.52E-10	2.73E3	-6.56
2078-10-03.599	80309.599	0.807	0.032	1.20 ± 45.486	3.98E7	2.19E-10	2.72E3	-7.13
2078-10-03.606	80309.606	0.805	0.002	1.20 ± 56.614	8.03E6	1.14E-9	2.72E3	-6.41
2084-10-03.097	82501.097	0.798	0.094	1.19 ± 45.740	6.42E6	1.41E-9	2.72E3	-6.36
2084-10-03.102	82501.102	0.788	0.019	1.20 ± 44.275	1.04E8	8.76E-11	2.72E3	-7.57
2084-10-03.109	82501.109	0.790	0.017	1.20 ± 58.447	1.30E6	6.98E-9	2.71E3	-5.67
2088-10-03.107	83962.107	0.804	0.101	1.20 ± 44.283	2.68E7	3.32E-10	2.72E3	-7.01
2089-10-03.366	84327.366	0.816	0.061	1.00 ± 38.931	1.29E6	4.37E-9	2.72E3	-5.90
2089-10-03.379	84327.379	0.799	0.024	1.20 ± 44.219	5.64E7	1.57E-10	2.71E3	-7.35
2089-10-03.397	84327.397	0.787	0.133	1.19 ± 44.157	1.21E7	6.58E-10	2.71E3	-6.72
2093-10-03.207	85788.207	0.931	1.296	1.19 ± 46.299	3.39E6	1.67E-11	2.75E3	-8.34
2093-10-03.382	85788.382	0.785	0.039	1.20 ± 50.639	1.06E8	7.27E-11	2.71E3	-7.71
2094-10-03.648	86153.648	0.805	0.029	1.19 ± 56.123	7.06E6	1.23E-9	2.72E3	-6.48
2095-10-03.869	86518.869	0.790	0.105	1.20 ± 46.658	1.32E7	6.28E-10	2.71E3	-6.78
2095-10-03.883	86518.883	0.797	0.033	1.20 ± 57.063	2.51E6	3.77E-9	2.71E3	-6.00
2095-10-03.888	86518.888	0.793	0.000	1.00 ± 51.276	8.24E5	1.23E-8	2.78E3	-5.48
2096-10-03.126	86884.126	0.801	0.000	0.47 ± 55.559	1.36E7	6.85E-10	2.77E3	-6.74
2096-10-03.159	86884.159	0.783	0.181	1.20 ± 44.413	1.19E7	5.01E-10	2.71E3	-6.89
2098-10-03.574	87614.574	0.843	0.279	1.16 ± 43.246	6.09E6	9.69E-11	2.72E3	-7.61
2100-10-04.132	88345.132	0.812	0.087	1.19 ± 44.004	2.10E6	4.06E-9	2.71E3	-6.00
2102-10-04.631	89075.631	0.802	0.037	1.20 ± 44.390	4.77E7	1.90E-10	2.72E3	-7.34
2106-10-04.642	90536.642	0.797	0.006	1.20 ± 57.340	1.44E7	6.31E-10	2.71E3	-6.84
2106-10-04.649	90536.649	0.794	0.041	1.21 ± 47.894	4.99E6	1.70E-9	2.72E3	-6.41
2107-10-04.903	90901.903	0.800	0.000	0.99 ± 56.919	1.32E7	6.90E-10	2.78E3	-6.80
2107-10-04.911	90901.911	0.801	0.032	1.20 ± 53.328	4.72E6	2.02E-9	2.71E3	-6.34
2107-10-04.928	90901.928	0.783	0.155	1.21 ± 44.012	1.01E7	7.35E-10	2.71E3	-6.78
2111-10-04.896	92362.896	0.812	0.091	1.20 ± 44.157	5.46E7	1.53E-10	2.72E3	-7.48
2111-10-04.920	92362.920	0.789	0.029	1.20 ± 56.960	9.03E6	1.03E-9	2.73E3	-6.65
2113-10-04.418	93093.418	0.799	0.035	1.20 ± 45.538	1.14E8	7.52E-11	2.71E3	-7.80
2113-10-04.441	93093.441	0.784	0.185	1.14 ± 44.971	4.25E7	1.28E-10	2.72E3	-7.57
2114-10-04.626	93458.626	0.845	0.180	1.19 ± 55.668	2.50E7	2.73E-10	2.73E3	-7.24
2116-10-04.199	94189.199	0.814	0.097	1.20 ± 44.133	5.44E6	1.76E-9	2.72E3	-6.44
2118-10-04.681	94919.681	0.800	0.055	1.20 ± 55.456	2.27E6	3.83E-9	2.72E3	-6.11
2118-10-04.710	94919.710	0.783	0.235	1.20 ± 44.820	2.50E6	1.29E-9	2.71E3	-6.59
2118-10-04.711	94919.711	0.780	0.268	1.20 ± 43.366	2.34E6	5.43E-10	2.71E3	-6.96
2118-10-04.717	94919.717	0.778	0.296	1.20 ± 44.918	2.31E6	2.52E-10	2.71E3	-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=20250805 130500.123 UTC.

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