The distance will vary as the planets orbit, from as little as 42 million kilometers to as much as 174 million kilometers. Mercury varies from 44 to 66 million kilometer from â¦ the Sun. Venus has one of the least eccentric orbits, averaging about 108 million km.
4-12 Months Old: 14 - 15 hours per day. While up to 15 hours is ideal, most infants up to 11 months old get only about 12 hours of sleep. Establishing healthy sleep habits is a primary goal during this period, as your baby is now much more social, and his sleep patterns are more adult-like.-3 Years Old: 12 - 14 hours per day. As your child moves past the first year toward 18-21 months of age he will likely lose his morning and early evening nap and nap only once a day. While toddlers need up to 14 hours a day of sleep, they typically get only about 10.
Newborns should get 14 to 17 hours of sleep over a 24-hour period, says the National Sleep Foundation. Some newborns may sleep up to 18 to 19 hours a day. Newborns wake every couple of hours to eat. Breastfed babies feed often, about 8 to 12 times a day. Bottle-fed babies tend to feed less often, about every 3 to 4 hours. Newborns who sleep for longer stretches should be awakened to feed. Wake your baby every 3 to 4 hours to eat until he or she shows good weight gain, which usually happens within the first couple of weeks. After that, it's OK to let your baby sleep for longer periods of time at night. The first months of a baby's life can be the hardest for parents, who might get up many times at night to tend to the baby. Each baby has a different sleep pattern. Some start to sleep through the night (for 5-6 hours at a time) by 2 to 3 months of age, but some don't. How Should Babies Sleep? During the first weeks of a baby's life, some parents choose to room-share.