Asteroids

2019TA7 help

Last update: 2024-05-04 03:31 UTC

Orbital Properties

Epoch

60400.0

MJD

Orbit type

Aten

Perihelion (q)

0.413

Aphelion (Q)

1.099

Eccentricity (e)

0.454

Inclination (i)

4.0

deg

Orbit period (P)

240.0

Earth MOID

0.00957

U parameter

7.8

Next Earth close approach

Date

2036-08-17

Nominal distance (from Earth center)

0.1077

16112087

Maximum Brightness

25.4

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

26.2

mag

Diameter

15 - 30*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2019-10-09

Observatory

Mt. Lemmon Survey

Orbit Visualiser

Click the button to start Orbit Visualiser

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

60400.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

0.755834

1-sigma variation

0.000169

Unit

Eccentricity (e)

Value

0.453760

1-sigma variation

0.000544

Unit

Inclination (i)

Value

4.0282

1-sigma variation

0.0077

Unit

Long. of Ascending Node (Ω)

Value

13.2581

1-sigma variation

0.0043

Unit

Arg. of Perihelion (ω)

Value

159.2172

1-sigma variation

0.0133

Unit

Mean Anomaly (M)

Value

167.25705

1-sigma variation

0.83805

Unit

Perihelion distance

Value

0.412867

1-sigma variation

Unit

Aphelion distance

Value

1.098801

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.043584

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.578374

1-sigma variation

Unit

MOID

Value

0.009574

1-sigma variation

Unit

Orbit Period

Value

240.0149

1-sigma variation

Unit

U parameter

Value

7.8

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	2.86224E-8	-9.20239E-8	-1.30647E-6	7.30776E-7	-2.24972E-6	-1.41782E-4
e	-9.20239E-8	2.95870E-7	4.20073E-6	-2.34925E-6	7.23268E-6	4.55845E-4
i	-1.30647E-6	4.20073E-6	5.96656E-5	-3.33264E-5	1.02649E-4	6.47171E-3
Ω	7.30776E-7	-2.34925E-6	-3.33264E-5	1.86867E-5	-5.74765E-5	-3.61988E-3
ω	-2.24972E-6	7.23268E-6	1.02649E-4	-5.74765E-5	1.76879E-4	1.11440E-2
M	-1.41782E-4	4.55845E-4	6.47171E-3	-3.61988E-3	1.11440E-2	7.02325E-1

Date of computation: 2024-04-23 10:08 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

26.199

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

15 - 30*

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

[-]

Download this part as:

Sources

No.	Name	Additional
[1]	ESA ODIM	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

1665

Unit

Source

[1]

Normalized RMS of residuals

Value

0.641926

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2019-10-09.41086

Unit

Source

[2]

Last Observation

Value

2019-10-13.47409

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

21 (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

[3]

Last Observation

Value

Unit

Source

[3]

Delay (Discarded)

Value

0 (0)

Unit

Source

[1]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[1]

Total Radar Observations (Discarded)

Value

0 (0)

Unit

Source

[1]

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

Sources

No.	Name	Additional
[1]	ESA ODIM	ESA orbit determination and impact monitoring system
[2]	MPC	Minor Planet Center: https://www.minorplanetcenter.net
[3]	JPL Radar Observations	Jet Propulsion Laboratory: https://ssd.jpl.nasa.gov/dat/radar_data_ast.txt

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 2019TA7 from 1950 to 2124

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possibile distance in au	Distance uncert. in au
EARTH	1950-10-11 07:09	> 1 mo	0.0324844	0.0080754	0.2919190
EARTH	1952-10-15 04:32	> 1 d	0.1175758	0.0087835	0.3734898
MERCURY	1953-01-04 16:04	> 1 mo	0.0352710	0.0238935	0.3201636
MERCURY	1960-03-25 14:35	> 1 mo	0.0277860	0.0253283	0.0917584
VENUS	1965-05-06 09:37	> 1 d	0.0491635	0.0491529	0.0028213
MERCURY	1967-06-10 21:51	> 1 mo	0.0282478	0.0068109	0.0326902
EARTH	1967-08-18 15:30	> 1 d	0.0753118	0.0538294	0.0764592
VENUS	1968-03-09 12:02	> 1 d	0.0332894	0.0323207	0.0339855
EARTH	1969-09-02 06:47	> 1 w	0.0860696	0.0664088	0.0327819
EARTH	1971-10-02 07:22	> 1 w	0.0746883	0.0197046	0.0548435
EARTH	1973-10-15 17:30	> 1 d	0.0535576	0.0090029	0.1140152
MERCURY	1974-08-28 18:13	> 1 mo	0.0326756	0.0258151	0.0655544
VENUS	1978-01-12 21:20	> 1 d	0.0442306	0.0314552	0.0889737
EARTH	1988-08-17 21:12	651.3	0.1208043	0.0963917	0.0081433
EARTH	1990-08-24 11:13	> 1 d	0.0632157	0.0477905	0.0060013
EARTH	1992-09-19 18:10	> 1 w	0.0952556	0.0799089	0.0053313
EARTH	1994-10-13 12:16	> 1 d	0.0147317	0.0085738	0.0362078
EARTH	1996-10-15 04:01	1218.4	0.1263858	0.0109600	0.0497491
MERCURY	2003-08-01 06:23	> 1 d	0.0278984	0.0267518	0.0060773
VENUS	2004-02-07 12:41	1435.2	0.0494932	0.0494868	0.0002811
VENUS	2006-12-12 08:12	1159.1	0.0385194	0.0317123	0.0142182
EARTH	2011-08-19 16:05	425.3	0.1813813	0.1456216	0.0120673
EARTH	2013-08-18 12:37	362.0	0.0636770	0.0541340	0.0047531
EARTH	2015-09-01 17:11	> 1 d	0.0843749	0.0788449	0.0019418
EARTH	2017-09-26 16:26	951.3	0.0873882	0.0837741	0.0012087
EARTH	2019-10-14 22:51	< 1 min	0.0100552	0.0100109	0.0000148
MERCURY	2020-09-10 05:05	396.9	0.0439291	0.0355632	0.0029197
EARTH	2021-10-14 21:44	127.3	0.1575111	0.1467748	0.0035794
VENUS	2026-01-07 15:04	664.4	0.0479071	0.0304245	0.0124807
EARTH	2036-08-17 19:56	165.6	0.1077027	0.0569234	0.0211741
MERCURY	2037-10-03 05:48	> 1 d	0.0384130	0.0279485	0.0205453
EARTH	2038-08-24 21:13	> 1 d	0.0625950	0.0524365	0.0098153
EARTH	2040-09-18 13:49	> 1 d	0.0961239	0.0908235	0.0020880
EARTH	2042-10-12 10:35	> 1 d	0.0268886	0.0104245	0.0193895
EARTH	2044-10-15 15:20	387.2	0.1099999	0.0461276	0.0214709
MERCURY	2045-01-05 04:19	> 1 d	0.0334179	0.0255364	0.0157511
VENUS	2045-02-01 05:20	1237.5	0.0306934	0.0303278	0.0043230
MERCURY	2054-11-09 17:50	> 1 d	0.0364129	0.0274154	0.0169905
EARTH	2061-08-18 03:38	198.1	0.0792640	0.0509570	0.0152325
MERCURY	2062-02-13 05:19	> 1 d	0.0480407	0.0239789	0.0246467
EARTH	2063-08-28 10:58	> 1 d	0.0726378	0.0553706	0.0086593
EARTH	2065-09-21 08:40	> 1 d	0.0946548	0.0861299	0.0030556
EARTH	2067-10-12 19:52	> 1 d	0.0271376	0.0114669	0.0136176
EARTH	2069-10-16 04:55	234.1	0.0964031	0.0576993	0.0129726
VENUS	2073-05-20 15:38	221.8	0.0366740	0.0339231	0.0011441
MERCURY	2081-11-13 03:36	> 1 d	0.0441520	0.0247347	0.0269103
EARTH	2086-08-18 20:01	699.3	0.1452248	0.0579156	0.0352063
EARTH	2088-08-19 16:52	> 1 d	0.0510568	0.0506822	0.0043348
EARTH	2090-09-05 16:59	> 1 w	0.0902305	0.0670521	0.0120670
MERCURY	2091-09-29 05:30	> 1 d	0.0478301	0.0248147	0.0586049
EARTH	2092-09-29 05:41	> 1 w	0.0823124	0.0293675	0.0218105
EARTH	2094-10-15 04:08	> 1 d	0.0137899	0.0116142	0.0287011
EARTH	2096-10-15 01:52	> 1 d	0.1524149	0.0124512	0.0988908
MERCURY	2101-08-09 01:39	> 1 mo	0.0279704	0.0278216	0.0113697
VENUS	2101-09-08 04:38	> 1 d	0.0320516	0.0290264	0.1026603
MERCURY	2108-11-04 08:40	> 1 mo	0.0407286	0.0251110	0.4701501
EARTH	2111-08-20 00:11	> 1 d	0.1251527	0.0514101	0.5113005
EARTH	2113-08-23 10:27	> 1 mo	0.0524321	0.0488958	0.1686840
EARTH	2115-09-15 18:41	> 1 mo	0.0960231	0.0946012	0.0212105
EARTH	2117-10-10 06:50	> 1 mo	0.0479959	0.0140697	0.4830650
MERCURY	2118-09-06 06:31	> 1 mo	0.0429642	0.0298109	0.7165928
EARTH	2119-10-17 20:52	> 1 d	0.0839278	0.0140527	0.6826671
VENUS	2120-10-03 05:18	> 1 w	0.0479454	0.0292296	0.6891087

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