Born: 26 Sep 1981

Serena Williams
Tennis player

16,078 days old

She will celebrate her 10th Cererian Birthday on 11 October 2027 aged 16,816 days.

A birthday if you lived on the dwarf planet Ceres. They occur every four and a half years.

Numodays
Sequence Days
Prime Days
Planet Days
Day age
Days ahead
Year age
24 Oct 2025
16,099
183rd
Mercury
21
44
11 Jan 2026
16,178
72nd
Venus
100
44
17 Nov 2026
16,488
24th
Mars
410
45
11 Oct 2027
16,816
10th
Ceres
738
46
08 Mar 2029
17,330
4th
Jupiter
1,252
47
25 Aug 2040
21,518
2nd
Saturn
5,440
59
02 Oct 2065
30,687
1st
Uranus
14,609
84
13 Jul 2146
60,190
1st
Neptune
44,112
165
06 Sep 2229
90,560
1st
Pluto
74,482
248
21 Oct 2539
203,830
1st
Eris
187,752
558
Cererian Birthdays
Day age
Year age
0
26 Sep 1981
0
0
1st
05 May 1986
1,682
4
2nd
11 Dec 1990
3,363
9
3rd
20 Jul 1995
5,045
13
4th
25 Feb 2000
6,726
18
5th
03 Oct 2004
8,408
23
6th
12 May 2009
10,090
27
7th
18 Dec 2013
11,771
32
8th
27 Jul 2018
13,453
36
9th
04 Mar 2023
15,134
41
10th
11 Oct 2027
16,816
46
11th
19 May 2032
18,498
50
12th
25 Dec 2036
20,179
55
13th
03 Aug 2041
21,861
59
14th
11 Mar 2046
23,542
64
15th
18 Oct 2050
25,224
69
16th
27 May 2055
26,906
73
17th
02 Jan 2060
28,587
78
18th
10 Aug 2064
30,269
82
19th
18 Mar 2069
31,950
87
20th
25 Oct 2073
33,632
92
21st
03 Jun 2078
35,314
96
22nd
09 Jan 2083
36,995
101
23rd
18 Aug 2087
38,677
105
24th
25 Mar 2092
40,358
110
25th
01 Nov 2096
42,040
115
26th
11 Jun 2101
43,722
119
27th
17 Jan 2106
45,403
124


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